Comparison of orbital rocket engines

! Engine

! Origin

! Designer

! Vehicle

! Status

! Use

! Propellant

! Power cycle

! Specific impulse (s){{efn|name=VSL|At sea level if denoted SL, in vacuum otherwise}}

! Thrust (N){{efn|name=VSL}}

! Chamber pressure (bar)

! Mass (kg)

! Thrust:{{zwsp}}weight ratio{{efn|Weight is calculated at standard gravity.}}

! Oxidizer:{{zwsp}}fuel ratio

|{{Flag|USA}}

|Relativity Space

|Terran R

|Development

|1st, 2nd

|CH₄ / LOX

|Gas generator

|

|{{nts|1,147,000}}

|

|

|

|

| {{Flag|USA}}

| Aerojet

| Space Shuttle, Orion, Apollo CSM

| Active

| Upper

| N₂O₄ / MMH

| Pressure-fed

| {{Nts|316}}{{cite web|url=https://www.rocket.com/sites/default/files/documents/In-Space%20Data%20Sheets%209.13.19.pdf|title=In-Space Product Data Sheets|website=Aerojet Rocketdyne|date=September 13, 2019|access-date=January 29, 2020|archive-date=January 11, 2020|archive-url=https://web.archive.org/web/20200111232719/https://www.rocket.com/sites/default/files/documents/In-Space%20Data%20Sheets%209.13.19.pdf|url-status=dead}}

| {{Nts|26689}}

| {{Nts|8.62}}

| {{Nts|118}}

| {{Nts|23.08}}

|

|{{Flag|Germany}}

|Isar Aerospace

|Spectrum

|Development

|1st

|C₃H₈ / LOX

|Gas generator{{Cite web |last=Parsonson |first=Andrew |date=2022-09-22 |title=Everything you need to know about Isar Aerospace |url=https://europeanspaceflight.com/everything-you-need-to-know-about-isar-aerospace/ |access-date=2025-04-13 |website=European Spaceflight |language=en-US}}

|

|75,000

|

|

|

|

|{{Flag|Germany}}

|Isar Aerospace

|Spectrum

|Development

|2nd

|C₃H₈ / LOX

|Gas generator

|

|94,000

|

|

|

|

| {{NZL}} {{Flag|USA}}

| Rocket Lab

| Neutron

| Development

| 1st, 2nd

| CH₄ / LOX

| Staged, oxidizer-rich

|

| {{nts|730,000}}

|

|

|

|

| {{Flag|USA}}

| Blue Origin

| New Glenn

| Active

| 2nd

| LH₂ / LOX

| Expander, open

| {{nts|445}}{{cite web |title=First Look Inside Blue Origin's New Glenn Factory w/ Jeff Bezos! |url=https://www.youtube.com/watch?v=rsuqSn7ifpU |website=YouTube | date=August 15, 2024 |access-date=16 August 2024}}

| {{nts|765,000}}

|

|

|

|

| {{Flag|USA}}

| Blue Origin

| New Glenn, Vulcan

| Active{{Cite news |last=Belam |first=Martin |date=2024-01-08 |title=Nasa Peregrine 1 launch: Vulcan Centaur rocket carrying Nasa moon lander lifts off in Florida – live updates |url=https://www.theguardian.com/science/live/2024/jan/08/nasa-peregrine-1-launch-rocket-moon-latest-news-updates-live |access-date=2024-01-08 |work=the Guardian |language=en-GB |issn=0261-3077}}

| 1st

| CH₄ / LOX

| Staged, oxidizer-rich

| {{nts|340}}

| {{nts|2,400,000}}{{cite news |last1=Ferster |first1=Warren |title=ULA To Invest in Blue Origin Engine as RD-180 Replacement |url=http://www.spacenews.com/article/launch-report/41901ula-to-invest-in-blue-origin-engine-as-rd-180-replacement |archive-url=https://archive.today/20140918114236/http://www.spacenews.com/article/launch-report/41901ula-to-invest-in-blue-origin-engine-as-rd-180-replacement |url-status=dead |archive-date=September 18, 2014 |accessdate=2014-09-19 |work=Space News |date=2014-09-17 }}{{cite web |url=http://www.blueorigin.com/media/press_release/united-launch-alliance-and-blue-origin-announce-partnership-to-develop-new |title=BE-4 |publisher=Blue Origin |accessdate=17 September 2014 |url-status=dead |archive-url=https://web.archive.org/web/20140917232046/http://www.blueorigin.com/media/press_release/united-launch-alliance-and-blue-origin-announce-partnership-to-develop-new |archive-date=17 September 2014 }}

| {{nts|138}}

|

|

|

|{{Flag|USA}}

|Blue Origin

|Blue Moon

|Development

|1st

|LH₂ / LOX

|Expander, open

|

|{{nts|44,000}}

|

|

|

|

| {{IND}}

| LPSC

| GSLV Mk III

| Active

| Upper

| LH₂ / LOX

| Gas generator

| {{nts|434}}

| {{nts|196,500}}

| {{nts|60.00}}

| {{nts|588}}

| {{nts|34.1}}

| {{nts|5.05}}

| {{IND}}

| LPSC

| GSLV Mk II

| Active

| Upper

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|454}}{{cite web | url=http://www.spaceflight101.com/gslv-launch-vehicle-information.html | title=GSLV Launch Vehicle Information | accessdate=6 January 2014|website=Spaceflight101.com|archive-url=https://web.archive.org/web/20140106133259/http://www.spaceflight101.com/gslv-launch-vehicle-information.html|archive-date=January 6, 2014|url-status=dead}}

| {{nts|73,500}}

| {{nts|58}}

| {{nts|445}}

| {{nts|16.85}}

|

| {{Flag|USA}}

| ABL Space Systems

| RS1

| Active

| 1st

| RP-1 / LOX // Jet-A / LOX

| Gas generator

|

| {{nts|53,800}}{{cite web|url=https://ablspacesystems.com/rs1/|title=RS1|website=ABL|language=en-US|access-date=2022-08-21}}

|64

|

|

|

| {{Flag|USA}}

| ABL Space Systems

| RS1

| Active

| 2nd

| RP-1 / LOX // Jet-A / LOX

| Gas generator

|

| {{nts|57,800}}

|

|

|

|

| {{Flag|USA}}

| Vast

| {{TBA}}

| Development

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|327}}{{cite web|url=https://launcherspace.com/engine-2|title=Engine-2|website=LAUNCHER|language=en-US|access-date=2019-11-09|archive-date=October 26, 2021|archive-url=https://web.archive.org/web/20211026222634/https://launcherspace.com/engine-2|url-status=dead}}
{{nts|290}} (SL)

| {{nts|100,000}}

|100

|

|

| {{nts|2.62}}

| {{Flag|USA}}

| Vast

| {{TBA}}

| Development

| 2nd

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|365}}

| {{nts|100,000}}

|

|

|

| {{nts|2.62}}

| {{Flag|USA}}

| Northrop Grumman

| Atlas V

| Active

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|279.06}} (Vac){{cite web

| title = NG Prop Catalog

| url = https://www.northropgrumman.com/wp-content/uploads/NG-Propulsion-Products-Catalog.pdf#page=43

| date = 2020-12-10

| archive-url = https://archive.today/20201210223443/https://www.northropgrumman.com/wp-content/uploads/NG-Propulsion-Products-Catalog.pdf

| archive-date = 2020-12-10

}}

| {{nts|1,662,745}}{{cite web| title=Developing Vulcan Centaur| archive-url=https://web.archive.org/web/20190825004201/https://www.ulalaunch.com/docs/default-source/evolution/190408_ulapanel_all_compressed.pdf/|archive-date=August 25, 2019|url=https://www.ulalaunch.com/docs/default-source/evolution/190408_ulapanel_all_compressed.pdf/|url-status=live|date=April 4, 2019|website=ULA}}

|

|{{nts|49,300}} with fuel

|

|

| {{Flag|USA}}

| Northrop Grumman

| Vulcan

| Active

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|280.3}} (Vac){{cite web

| title = NG Prop Catalog

| url = https://www.northropgrumman.com/wp-content/uploads/NG-Propulsion-Products-Catalog.pdf#page=44

| date = 2020-12-10

| archive-url = https://archive.today/20201210223443/https://www.northropgrumman.com/wp-content/uploads/NG-Propulsion-Products-Catalog.pdf

| archive-date = 2020-12-10

}}

| {{Nts|2025720}}

|

| {{nts|53,400}} with fuel

|

|

| {{Flag|USA}}

| Ursa Major Technologies

| Rocket 4

|Active

| 2nd

| RP-1 / LOX

| Staged, oxidizer-rich

|

| {{nts|22,241}} (SL){{cite web|url=https://www.ursamajortechnologies.com/engines|title=The Engines|website=Ursa Major Technologies|language=en-US|access-date=2017-05-20}}

|62

|

|

|

|{{Flag|Germany}}

|Rocket Factory Augsburg

|RFA One

|Development

|1st, 2nd

|RP-1 / LOX

|Staged, oxidizer-rich

|{{nts|350}},
325 (SL){{Cite web |last=Arizaga |first=Monica |date=2022-03-18 |title="Helix" - public names RFA engine |url=https://www.rfa.space/helix-public-names-rfa-engine/ |access-date=2023-09-28 |website=Rocket Factory Augsburg |language=en-US}}

|{{nts|100,000}}

|{{nts|100}}{{Cite web |last=Arizaga |first=Monica |date=2022-07-13 |title=RFA successfully hot fires Helix engine for a total of 74 seconds |url=https://www.rfa.space/rfa-successfully-hot-fires-helix-engine-for-a-total-of-74-seconds/ |access-date=2023-09-28 |website=Rocket Factory Augsburg |language=en-US}}

|

|

|

| {{KOR}}

|Innospace

| Hanbit-Nano, -Micro, -Mini

| Development

| 1st

| Paraffin / LOX

| Electric pump

| {{nts|292}}

| {{nts|150,000}}{{cite web|title=innospacecorp on Twitter: "Very proud and excited as we get ready to test the world's largest LOx/Paraffin Hybrid rocket engine developed for a smallsat Launcher.The HyPER-15, a 150kN Hybrid rocket engine, is scheduled to test this month at our Geumsan Engine Test Facility. Keep an eye out for our updates!"|url=https://twitter.com/innospacecorp/status/1410563047266033669|access-date=2021-07-26|website=Twitter|language=en}}

|

|

|

|

| {{JPN}}

| Mitsubishi, JAXA

| H-IIA,
H-IIB

| Active

| Upper

| LH₂ / LOX

| Expander, open

| {{nts|447}}{{cite encyclopedia |url=http://www.astronautix.com/engines/le5b.htm |title=LE-5B |encyclopedia=Encyclopedia Astronautica |accessdate=13 January 2016 |url-status=dead |archive-url=https://web.archive.org/web/20161027060527/http://www.astronautix.com/engines/le5b.htm |archive-date=27 October 2016 }}

| {{nts|137,000}}

| {{nts|36.0}}

| {{nts|269}}

| {{nts|51.93}}

| {{nts|5}}

| {{JPN}}

| Mitsubishi, JAXA

| H-IIA,
H-IIB

| Active

| 1st

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|438}}{{cite encyclopedia |url=http://www.astronautix.com/engines/le7a.htm |title=LE-7A |encyclopedia=Encyclopedia Astronautica |accessdate=13 January 2016 |url-status=dead |archive-url=https://web.archive.org/web/20170228075700/http://www.astronautix.com/engines/le7a.htm |archive-date=28 February 2017 }}
{{nts|338}} (SL)

| {{nts|1,098,000}}
{{nts|870,000}} (SL)

| {{nts|120}}

| {{nts|1,800}}

| {{nts|65.9}}

| {{nts|5.9}}

|{{JPN}}

|Mitsubishi, JAXA

|H-3

|Development

|1st

|LH₂ / LOX

|Expander, open

|{{nts|425}}{{Cite web|url=https://www.jaxa.jp/press/2016/06/files/20160614_h3_01_j.pdf|title=Request Rejected}}

|{{nts|147,1000}}

|{{nts|100

}}

|{{nts|2400}}

|{{nts|62.5}}

|{{nts|5}}.9

| {{Flag|USA}}

| Firefly Aerospace

| Alpha

| Active

| 2nd

| RP-1 / LOX

| Combustion tap-off

| {{nts|322}}{{cite web|url=https://firefly.com/launch-alpha/|title=Launch-alpha|website=Firefly Aerospace|language=en-US|access-date=2020-02-02|archive-date=February 24, 2021|archive-url=https://web.archive.org/web/20210224060554/https://firefly.com/launch-alpha/|url-status=dead}}

| {{nts|70,100}}

|

|

|

|

| {{EUR}}

| Avio

| Vega-E{{cite web |url=https://www.avio.com/m-10 |title=M10 Engine |publisher=Avio}}

| Development

| Upper

| CH₄ / LOX

| Expander, closed

| {{nts|362}}

| {{nts|98,000}}

|

|

|

| {{nts|3.4}}

| {{Flag|USA}}

| SpaceX

| Falcon 9 B5, Heavy

| Active

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|311}}

| {{nts|914,000}}{{cite web | url=http://www.spacex.com/news/2013/03/26/merlin-engines | title=Merlin 1D | work=SpaceX | accessdate=26 February 2016 | url-status=dead | archive-url=https://web.archive.org/web/20150906071827/http://www.spacex.com/news/2013/03/26/merlin-engines | archive-date=6 September 2015 }}
{{nts|845,000}} (SL)

|{{nts|108.0}}{{Cite web |title=Evolution of the SpaceX Merlin engine |url=http://www.b14643.de/Spacerockets_2/United_States_1/Falcon-9/Merlin/index.htm |access-date=2022-05-08 |website=www.b14643.de}}

| {{nts|470}}

| {{nts|194.5}}

|

| {{Flag|USA}}

| SpaceX

| Falcon 9 B5, Heavy

| Active

| 2nd

| RP-1 / LOX

| Gas generator

| {{nts|348}}{{cite web | title=SpaceX Falcon 9 Product Page | url=http://www.spacex.com/falcon9 | accessdate=2015-11-01 | url-status=dead | archive-url=https://web.archive.org/web/20140805175724/http://www.spacex.com/falcon9 | archive-date=2014-08-05 }}

| {{nts|981,000}}{{cite web|title=SpaceX|url=http://www.spacex.com/|access-date=2020-09-24|website=SpaceX|language=en}}

|

|

|

| {{nts|2.36}}

| {{Flag|USA}}

| Firefly Aerospace

| Antares 300 Series,
MLV

| Development

| 1st

| RP-1 / LOX

| Combustion tap-off

| {{nts|305}}{{cite web | url=https://fireflyspace.com/mlv/ | title=MLV | accessdate=16 August 2024}}

| {{nts|1,023,000}}

|

|

|

|

| {{Flag|USSR}}

| JSC Kuznetsov

| Antares 100, Soyuz-2-1v

| Retired

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|331}}{{cite encyclopedia |url=http://www.astronautix.com/engines/nk33.htm |title=NK-33 |encyclopedia=Encyclopedia Astronautica |accessdate=30 January 2014 |archive-url=https://web.archive.org/web/20020625124013/http://www.astronautix.com/engines/nk33.htm |archive-date=25 June 2002 |url-status=dead }}
{{nts|297}} (SL)

| {{nts|1,680,000}}
{{nts|1,510,000}} (SL)

| {{nts|145}}

| {{nts|1,222}}

| {{nts|136.8}}

|

| {{EUR}}

| Avio

| Ariane 6,
Vega-C

| Active

| Booster, 1st

| HTPB

| {{n/a|Solid fuel}}

| {{nts|279}}{{Cite web|url=https://www.ariane.group/wp-content/uploads/2018/07/P120C-successful-testfire.pdf|title=Press release: Successful first test firing for the P120C solid rocket motor for Ariane 6 and Vega-C}}

| {{nts|4,650,000}}

| {{nts|105}}

| {{nts|153,000}} with fuel

|

|

| {{Flag|USA}}

| SpaceX

| Starship

| Development

| 2nd

| CH₄ / LOX

| Staged, full-flow

| {{nts|380}} {{abbr|est.|goal}}{{Cite news|url=https://x.com/elonmusk/status/1819781279828636041 |title=In a few years, we will finally have a Raptor 3/4 vacuum version (giant nozzle) that has an Isp of 380 |date=2024-08-03|language=en-US}}

| {{nts|2750000|prefix=>}}

| {{nts|350}}

| {{nts|1525|prefix=>}}

| {{nts|184|prefix=<}}

| {{nts|3.6}}

| {{RUS}}

| KBKhA

| Soyuz-2.1b,
Soyuz-2-1v,
Angara

| Active

| 2nd, 3rd

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|359}}{{cite web|url=http://www.kbkha.ru/?p=8&cat=8&prod=51|title=RD-0124 Engine|publisher=KBKha|accessdate=7 January 2016}}

| {{nts|294,300}}

| {{nts|160}}

| {{nts|520}}

| {{nts|57.7}}

|

| {{RUS}}

| KBKhA

| Angara

| Development

| Upper

| LH₂ / LOX

| Expander, closed

| {{nts|470}}{{cite web|url=http://www.khrunichev.ru/main.php?id=304|title=ГКНПЦ имени М.В.Хруничева {{!}} Жидкостный ракетный двигатель РД - 0146|website=www.khrunichev.ru|access-date=2019-07-27|archive-date=December 29, 2021|archive-url=https://web.archive.org/web/20211229111710/http://www.khrunichev.ru/main.php?id=304|url-status=dead}}

| {{nts|68,600}}

| {{nts|59}}

|

|

|

| {{RUS}}

| NPO Energomash

| Soyuz-FG, Soyuz-2 (rocket)

| Active

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|320.2}}{{cite web | url=http://www.npoenergomash.ru/eng/dejatelnost/engines/rd107/ | title=RD-107A and RD-108A | work=NPO Energomash | accessdate=30 June 2015}}
{{nts|263.3}} (SL)

| {{nts|1,019,892}}
{{nts|839,449}} (SL)

| {{nts|61.2}}

| {{nts|1,090}}

| {{nts|78.53}}

|

| {{RUS}}

| NPO Energomash

| Soyuz-FG, Soyuz-2 (rocket)

| Active

| 2nd

| RP-1 / LOX

| Gas generator

| {{nts|320.6}}
{{nts|257.7}} (SL)

| {{nts|921,825}}
{{nts|792,377}} (SL)

| {{nts|55.5}}

| {{nts|1,075}}

| {{nts|75.16}}

|

| {{RUS}}

| NPO Energomash

| Soyuz-5, Zenit-2M, Zenit-3SL

| Active

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|337.2}}{{cite web | url=http://www.npoenergomash.ru/eng/dejatelnost/engines/rd171m/ | title=RD-171M | work=NPO Energomash | accessdate=30 June 2015}}
{{nts|309.5}} (SL)

| {{nts|7,904,160}}
{{nts|7,256,921}} (SL)

| {{nts|250}}

| {{nts|9,300}}

| {{nts|79.57}}

|

| {{RUS}}

| NPO Energomash

| Atlas V, III

| Active

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|338.4}}{{cite web | url=http://www.npoenergomash.ru/eng/dejatelnost/engines/rd180/ | title=RD-180 | work=NPO Energomash | accessdate=30 June 2015}}
{{nts|311.9}} (SL)

| {{nts|4,152,136}}
{{nts|3,826,555}} (SL)

| {{nts|261.7}}

| {{nts|5,480}}

| {{nts|71.2}}

| {{nts|2.72}}

| {{RUS}}

| NPO Energomash

| Angara

| Active

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|337.5}}{{cite web | url=http://www.npoenergomash.ru/eng/dejatelnost/engines/rd191/ | title=RD-191 | work=NPO Energomash | accessdate=30 June 2015}}
{{nts|311.2}} (SL)

| {{nts|2,084,894}}
{{nts|1,922,103}} (SL)

| {{nts|262.6}}

| {{nts|2,200}}

| {{nts|89.09}}

|

| {{RUS}}

| NPO Energomash

| Proton-M

| Active

| 1st

| N₂O₄ / UDMH

| Staged, oxidizer-rich

| {{nts|315.8}}{{cite web | url=http://www.engine.space/eng/dejatelnost/engines/rd-276/ | title=RD-276 "Comrade" | work=NPO Energomash | accessdate=14 October 2019 | archive-date=January 27, 2022 | archive-url=https://web.archive.org/web/20220127052519/https://engine.space/eng/dejatelnost/engines/rd-276/ | url-status=dead }}
{{nts|288}} (SL)

| {{nts|1,831,882}}
{{nts|1,671,053}} (SL)

| {{nts|168.5}}

| {{nts|1,120}}

| {{nts|171.2}}

|

| {{UKR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Mayak

| Development

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|336}}{{cite web|url=https://www.yuzhnoye.com/en/technique/rocket-engines/steering/rd-801/|title=RD-801|website=www.yuzhnoye.com|access-date=2020-01-19|archive-date=February 25, 2022|archive-url=https://web.archive.org/web/20220225183308/https://www.yuzhnoye.com/en/technique/rocket-engines/steering/rd-801/|url-status=dead}}
{{nts|300.7}} (SL)

| {{nts|1,339,255}}
{{nts|1,198,608}} (SL)

| {{nts|180}}

| {{nts|1,630}}

|

| {{nts|2.65}}

| {{UKR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Mayak

| Development

| Upper

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|352}}

| {{nts|98,067}}

|

| {{nts|330}}

|

| {{nts|2.62}}

| {{UKR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Mayak, Zenit

| Development

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|335.5}}{{cite web|url=https://www.yuzhnoye.com/en/technique/rocket-engines/steering/rd-810/|title=RD-810|website=www.yuzhnoye.com|access-date=2020-01-19|archive-date=February 25, 2022|archive-url=https://web.archive.org/web/20220225183306/https://www.yuzhnoye.com/en/technique/rocket-engines/steering/rd-810/|url-status=dead}}
{{nts|299}} (SL)

| {{nts|2,104,890}}
{{nts|1,876,149}} (SL)

| {{nts|180}}

| {{nts|2,800}}

|

| {{nts|2.65}}

| {{UKR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Cyclone-4M

| Development

| 2nd

| N₂O₄ / UDMH

| Gas generator

| {{nts|330}}{{cite web|url=https://www.yuzhnoye.com/en/technique/rocket-engines/marching/rd-861k/|title=RD-861K|website=www.yuzhnoye.com|access-date=2020-01-19|archive-date=February 25, 2022|archive-url=https://web.archive.org/web/20220225183305/https://www.yuzhnoye.com/en/technique/rocket-engines/marching/rd-861k/|url-status=dead}}

| {{nts|77,629}}

|

| {{nts|207}}

|

| {{nts|2.41}}

| {{UKR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Cyclone-4M

| Development

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|340}}{{cite web|url=https://www.yuzhnoye.com/en/technique/rocket-engines/steering/rd-870/|website=Yuzhnoye SDO|access-date=2020-01-19|title=RD-870|archive-date=February 25, 2022|archive-url=https://web.archive.org/web/20220225183252/https://www.yuzhnoye.com/en/technique/rocket-engines/steering/rd-870/|url-status=dead}}
{{nts|301.5}} (SL)

| {{nts|876,715}}
{{nts|777,667}} (SL)

|

| {{nts|1353}}

|

| {{nts|2.684}}

| {{Flag|USA}}

| Firefly Aerospace

| Alpha

| Active

| 1st

| RP-1 / LOX

| Combustion tap-off

| 265 (SL)

{{nts|295.6}} (Vac)

| {{nts|184,000}}

|75

|

|

|

| {{Flag|USA}}

| Aerojet Rocketdyne

| Atlas IIIB, V

| Retired

| Upper

| LH₂ / LOX

| Expander, closed

| {{nts|451}}

| {{nts|99,195}}

| {{nts|42}}

| {{nts|168}}

| {{nts|60.27}}

| {{nts|5.5}}

| {{Flag|USA}}

| Rocketdyne

| Space Shuttle, SLS

| Active

| 1st

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|452.3}}
{{nts|366}} (SL)

| {{nts|2,279,000}}
{{nts|1,860,000}} (SL)Aerojet Rocketdyne, [https://www.rocket.com/rs-25-engine RS-25 Engine] {{Webarchive|url=https://web.archive.org/web/20151229215644/https://www.rocket.com/rs-25-engine |date=2015-12-29 }} (accessed July 22, 2014)

| {{nts|206.4}}

| {{nts|3,526}}

| {{nts|53.79}}

|

| {{NZL}} {{Flag|USA}}

| Rocket Lab

| Electron

| Active

| 1st

| RP-1 / LOX

| Electric pump

| {{nts|311}}

| {{nts|24,900}}
{{nts|25,000}} (SL)

|55

| {{nts|35}}{{cite web |title=Rocket Lab Increases Electron Payload Capacity, Enabling Interplanetary Missions and Reusability |url=https://www.rocketlabusa.com/about-us/updates/rocket-lab-increases-electron-payload-capacity-enabling-interplanetary-missions-and-reusability/ |website=Rocket Lab |accessdate=26 October 2020 |language=en}}

| {{nts|72.8}} (SL)

|

| {{NZL}} {{Flag|USA}}

| Rocket Lab

| Electron

| Active

| 2nd

| RP-1 / LOX

| Electric pump

| {{nts|343}}

| {{nts|25,800}}

|

|

|

|

| {{IND}}

| SDSC

| PSLV

| Active

| 1st

| HTPB

| {{n/a|Solid fuel}}

| {{nts|269}}{{cite web | url=http://www.astronautix.com/engines/pslv1.htm | title=PSLV-1 | accessdate=4 April 2014 | url-status=dead | archive-url=https://web.archive.org/web/20140805133000/http://astronautix.com/engines/pslv1.htm | archive-date=5 August 2014 }}

| {{nts|486,0000}}

| {{nts|58}}

| {{nts|160,200}}
with fuel

|

|

| {{IND}}

| SDSC

| GSLV Mk III

| Active

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|274.5}}{{cite web | url=http://isro.org/launchers/lvm3 | title=LVM3 | accessdate=21 December 2014 | archive-url=https://web.archive.org/web/20150910082020/http://isro.org/launchers/lvm3 | archive-date=10 September 2015 | url-status=dead }}

| {{nts|5,150,000}}{{cite web |url=http://www.isro.org/pressrelease/contents/2010/pdf/S200_STATIC_TEST-01.pdf |title=ISRO Press Release: S200 First Static Test (S-200-ST-01) |access-date=2015-09-25 |archive-url=https://web.archive.org/web/20130311191452/http://isro.org/pressrelease/contents/2010/pdf/S200_STATIC_TEST-01.pdf |archive-date=2013-03-11 |url-status=dead }}{{cite web|url=http://www.dnaindia.com/scitech/report_isro-successfully-tests-world-s-3rd-largest-solid-booster_1338945|title=Isro successfully tests world's 3rd largest solid booster|work=dna|accessdate=4 October 2014}}{{cite web|url=http://www.thehindu.com/sci-tech/article61220.ece|title=India to test world's third largest solid rocket booster|date=2009-12-07|publisher=The Hindu News Paper|work=Science and Technology Section|accessdate=2009-12-07}}

|

| {{nts|207,000}}
with fuel

|

|

| {{IND}}

| LPSC

| GSLV Mk III, ULV

| Development

| Upper, main

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|335}}
{{nts|299}} (SL)

| {{nts|2,030,000}}
{{nts|1,820,000}} (SL)

| {{nts|180}}

| {{nts|2700}}

|

|

| {{Flag|USA}}

| Orbital ATK

| SLS

| Active

| Booster

| PBAN

| {{n/a|Solid fuel}}

| {{nts|267}}

| {{nts|16,000,000}}

|

| {{nts|730,000}}
with fuel

|

|

| {{IND}}

| Godrej & Boyce

| PSLV

| Active

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|253}}{{cite web| url=http://www.astronautix.com/engines/slv1.htm| title=SLV-1| accessdate=4 April 2014| url-status=dead| archive-url=https://web.archive.org/web/20140805132730/http://astronautix.com/engines/slv1.htm| archive-date=5 August 2014}}

| {{nts|502,600}}

| {{nts|43}}

| {{nts|10,800}}
with fuel

|

|

| {{JPN}}

| IHI Aerospace,
JAXA

| H-IIA,
H-IIB,
Epsilon

| Active

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|283.6}}{{cite web|url=http://spaceflight101.com/spacerockets/epsilon/|title=SRB-A3|work=Spaceflight101|accessdate=13 January 2016}}

| {{nts|2,305,000}}
{{nts|2,150,000}} (SL)

| {{nts|111}}

| {{nts|76,600}}
with fuel

|

|

| {{Flag|Spain}}

| PLD Space

| Miura 1

| Active

| 1st

| RP-1 / LOX

| Pressure-fed

|

| {{nts|30,200}} (SL)

|

|

|

|

| {{Flag|Spain}}

| PLD Space

| Miura 5

| Development

| 1st, 2nd

| RP-1 / LOX

| Gas generator

|

| {{nts|190,000}} (SL)

|

|

|

|

| {{Flag|China}}

| Landspace

| ZQ-2

| Active

| 1st

| CH₄ / LOX

| Gas generator

| {{nts|284}}

| {{nts|667,000}} (SL)

| {{nts|101}}

|

|

|

| {{IND}}

| LPSC

| PSLV, GSLV, GSLV Mk III

| Active

| 2nd, main, booster

| N₂O₄ / UDMH

| Gas generator

| {{nts|262}}

| {{nts|680,500}}–804,500
{{nts|600,500}}–756,500 (SL)

| {{nts|53.0}}–58.5

|

|

|

| {{EUR}}

| Snecma

| Ariane 6

| Active

| Upper

| LH₂ / LOX

| Expander, closed{{cite encyclopedia |url= http://www.astronautix.com/v/vinci.html |archive-url= https://web.archive.org/web/20161027124142/http://www.astronautix.com/v/vinci.html |url-status= dead |archive-date= October 27, 2016 | title=Vinci | encyclopedia=Encyclopedia Astronautica | accessdate=10 June 2017}}

| {{nts|457}}{{cite web|url=https://www.ariane.group/wp-content/uploads/2020/06/VINCI_2020_04_DS_EN_Eng_Web.pdf|title=Vinci® engine|publisher=Ariane|access-date=10 October 2022}}

| {{nts|180,000}}

| {{nts|60}}

| {{nts|280}}

| {{nts|65.60}}

| {{nts|6.1}}

| {{EUR}}

| Snecma

| Ariane 6

| Active

| 1st

| LH₂ / LOX

| Gas generator

|

| {{nts|1,324,000}}

| {{nts|120.8}}

| {{nts|2,000}}

| {{nts|66.2}}

|

| {{CHN}}

| AALPT

| Long March 2E, 2F, 3

| Active

| Booster, 1st

| N₂O₄ / UDMH

| Gas generator

| {{nts|260.66}} (SL){{cite book |url=http://www.cgwic.com/launchservices/download/manual/Chapter%202%20General%20Description.pdf |title=LM-3A Series Launch Vehicle User's Manual. Issue 2011 |date=2011 |publisher=CASC |chapter=2.2 LM-3A Launch Vehicle |pages=2–4 |access-date=2016-01-16}}

| {{nts|740,400}} (SL)

|

|

|

|

| {{CHN}}

| AALPT

| Long March 2C, 2D, 3A, 3B, 3C, 4B, 4C

| Active

| 1st

| N₂O₄ / UDMH

| Gas generator

| {{nts|260.7}} (SL)

| {{nts|740,400}} (SL)

|

|

|

|

| {{CHN}}

| AALPT

| Long March 2E, 2F

| Active

| 2nd

| N₂O₄ / UDMH

| Gas generator

| {{nts|298.0}}

| {{nts|738,400}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 2C, 2D, 4B, 4C

| Active

| 2nd

| N₂O₄ / UDMH

| Gas generator

| {{nts|298.0}}

| {{nts|742,040}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 3

| Active

| 2nd

| N₂O₄ / UDMH

| Gas generator

| {{nts|298.0}}

| {{nts|741,400}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 3A, 3B, 3C

| Active

| 2nd

| N₂O₄ / UDMH

| Gas generator

| {{nts|298.0}}

| {{nts|741,400}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 3B, 3C

| Active

| Booster

| N₂O₄ / UDMH

| Gas generator

| {{nts|260.66}} (SL)

| {{nts|740,400}} (SL)

|

|

|

|

| {{CHN}}

| AALPT

| Long March 4B, 4C

| Active

| 3rd

| N₂O₄ / UDMH

| Gas generator

| {{nts|303}}

| {{nts|103,000}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 3B, 3C, 5, 7

| Active

| Upper

| N₂O₄ / UDMH

| Pressure-fed

| {{nts|315.5}}

| {{nts|6,500}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 3

| Active

| 3rd

| LH₂ / LOX

| Gas generator

| {{nts|420.0}}

| {{nts|44,150}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 3A, 3B, 3C

| Active

| 3rd

| LH₂ / LOX

| Gas generator

| {{nts|438.0}}

| {{nts|78,450}}

|

|

|

|

| {{CHN}}

| AALPT

| Long March 5

| Active

| 2nd

| LH₂ / LOX

| Expander, closed

| {{nts|442.6}}

| {{nts|88,360}}

| {{nts|41}}

| {{nts|265}}

| {{nts|34}}

| {{nts|6.0}}

| {{CHN}}

| AALPT

| Long March 5

| Active

| 1st

| LH₂ / LOX

| Gas generator

| {{nts|428}}
{{nts|316.7}} (SL)

| {{nts|700,000}}
{{nts|518,000}} (SL)

| {{nts|102}}

| {{nts|1,054}}

| {{nts|50}}

| {{nts|5.5}}

| {{CHN}}

| AALPT

| Long March 9

| Development

| 3rd

| LH₂ / LOX

| Expander, closed

| {{nts|455.2}}

| {{nts|250,000}}

| {{nts|70}}

|

|

| {{nts|6.0}}

| {{CHN}}

| AALPT

| Long March 9

| Development

| 2nd

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|453}}

| {{nts|2,200,000}}

| {{nts|183}}

| {{nts|4,800}}

| {{nts|46.74}}

| {{nts|6.0}}

| {{CHN}}

| AALPT

| Long March 7, 5

| Active

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|335.1}}
{{nts|300}}(SL)

| {{nts|1,339,480}}
1,199,190 (SL)

| {{nts|180}}

| {{nts|1,912}}

| {{nts|64}}

| {{nts|2.6}}

| {{CHN}}

| AALPT

| Long March 6, 7

| Active

| 2nd

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|341.5}}

| {{nts|182,400}}

| {{nts|120}}

|

|

| {{nts|2.5}}

| {{CHN}}

| AALPT

| Long March 9

| Development

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|308}} (SL)

| {{nts|5,000,000|prefix=~}} (SL)

| {{nts|220}}

| {{nts|6,500|prefix=~}}

| {{nts|78}}

| {{nts|2.62}}

| {{EUR}}

| Avio

| Vega-C

| Active

| 3rd

| HTPB

| {{n/a|Solid fuel}}

| {{Nts|295.2}}{{cite web|url=http://www.avio.com/en/vega/vega-c/vega-c-3-stadio-zefiro-9/|title=VEGA C: 3° stage - zefiro 9|website=Avio.com|language=en-US|access-date=2020-01-20|archive-date=June 5, 2019|archive-url=https://web.archive.org/web/20190605051515/http://www.avio.com/en/vega/vega-c/vega-c-3-stadio-zefiro-9/|url-status=dead}}

| {{nts|314,000}}

| {{nts|75}}

| {{nts|11,400}} with fuel

|

|

| {{EUR}}

| Avio

| Vega-C

| Active

| 3rd

| HTPB

| {{n/a|Solid fuel}}

| {{Nts|293.5}}{{cite web|url=https://www.avio.com/zefiro-40/|title=Zefiro 40 Motor Main Characteristics|website=Avio.com|language=en-US|access-date=2021-05-24}}

| {{nts|1,304,000}}

| {{nts|115}}

| {{nts|39,206}} with fuel

|

|

|{{Flag|USA}}

|Stoke

|Nova

|Development

|1st

|CH₄ / LOX

|Staged, full-flow

|{{nts|345|prefix=~}} {{Cite web |title=Nova |url=https://www.stokespace.com/nova/ |access-date=2024-12-18 |website=Stoke Space / 100% reusable rockets / USA |language=en-US}}

|{{nts|444,822|prefix=>}}

|

|

|

|

! Engine

! Origin

! Designer

! Vehicle

!Status

! Use

! Propellant

! Power cycle

! Specific impulse (s){{efn|name=VSL|At sea level if denoted SL, in vacuum otherwise}}

! Thrust (N){{efn|name=VSL}}

! Chamber pressure (bar)

! Mass (kg)

! Thrust:{{zwsp}}weight ratio{{efn|Weight is calculated at standard gravity.}}

! Oxidizer:{{zwsp}}fuel ratio

| {{Flag|USA}}

| Relativity Space

| Terran 1

|Retired

| 1st

| CH₄ / LOX

| Gas generator

| {{nts|310}}

| {{nts|86,740}} (SL){{cite web |title= Terran 1 Technical Specifications |url=http://www.relativityspace.com/terran |access-date=2019-10-05|website=Relativity}}

|

|

|

|

| {{Flag|USA}}

| Relativity Space

| Terran 1

|Retired

| 2nd

| CH₄ / LOX

| Gas generator

| {{nts|360}}

| {{nts|100,085}} (SL)

|

|

|

|

| {{nobr|{{EUR}}}}

| Airbus Defence and Space

| Ariane 5 G, G+, ES

|Retired

| Upper

| N₂O₄ / MMH

| Pressure-fed

| {{nts|324}}{{cite web |url= http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/aestus-rocket-engine.html |title=Aestus Rocket Engine |publisher=Airbus Defence and Space |accessdate=29 January 2014 |url-status=dead |archive-url=https://web.archive.org/web/20150420140731/http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/aestus-rocket-engine.html |archive-date=2015-04-20}}

| {{nts|30,000}}

| {{nts|11}}

| {{nts|111}}

| {{nts|27.6}}

| {{nts|1.9}}

| {{EUR}}

| Airbus Defence and Space

| Ariane 5

|Retired

| Upper

| N₂O₄ / MMH

| Gas generator

| {{nts|340}}{{cite web |url=http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/aestus-rs72-rocket-engine.html |title=Aestus Rocket Engine |publisher=Airbus Defence and Space |accessdate=29 January 2014 |url-status=dead |archive-url=https://web.archive.org/web/20150528225225/http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/aestus-rs72-rocket-engine.html |archive-date=2015-05-28 }}

| {{nts|55,400}}

| {{nts|60}}

| {{nts|138}}

| {{nts|41.0}}

| {{nts|1.9}}

| {{Flag|USA}}

| Astra Space

| Rocket 3.3

|Retired

| 2nd

| RP-1 / LOX

| Pressure-fed

|

| {{nts|3,300}}{{cite web|url=https://astra.com/wp-content/uploads/2021/08/Astra_MediaKit_LV0006.pdf|title=Astra Media Kit LV0006|date=28 August 2021}}

|

|

|

|

| {{Flag|USA}}

| Aerojet

| Atlas V

|Retired

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|275}}

| {{nts|1,270,000}}{{cite web|title=Atlas V Solid Rocket Motor|url=http://www.rocket.com/atlas-v-solid-rocket-motor|website=Aerojet Rocketdyne|accessdate=2015-06-02|archive-url=https://web.archive.org/web/20170314072244/http://www.rocket.com/atlas-v-solid-rocket-motor|archive-date=2017-03-14|url-status=dead}}

|

|

|

|

| {{Flag|USA}}

| Aerojet

| S-I stage replacement (proposed)

|Tested, Cancelled

| 1st

| PBAN

| {{n/a|Solid fuel}}

| {{nts|263}}

| {{nts|26,183,755}}

|

| {{nts|831,345}} with fuel

|

|

| {{Flag|USA}}

| Aerojet Rocketdyne

|

|Cancelled

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

|

| {{nts|2,200,000}} (SL){{cite web |url=http://www.rocket.com/ar1-booster-engine |title=AR1 Engine|access-date=2016-10-26 |archive-url=https://web.archive.org/web/20160304012636/http://www.rocket.com/ar1-booster-engine |archive-date=2016-03-04 |url-status=dead|website=Aerojet Rocketdyne}}

|

|

|

| {{nts|2.72}}

| {{Flag|USA}}

| Astra Space

| Rocket 3.3

|Retired

| 1st

| RP-1 / LOX{{cite web|title=Astra Space Rocket|url=https://www.spacelaunchreport.com/astra.html|access-date=2020-07-03|website=www.spacelaunchreport.com}}

| Electric pump

|

| {{Nts|29000}}

|31

|

|

|

| {{Flag|USA}}

| Rocketdyne

| Saturn V

|Retired

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|304}}
{{nts|263}} (SL)

| {{nts|7,770,000}}
{{nts|6,770,000}} (SL)

| {{nts|70}}

| {{nts|8,391}}

| {{nts|82.27}}

| {{nts|2.27}}

| {{Flag|USA}}

| Rocketdyne

|Saturn MLV

|Cancelled

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|303}}
{{nts|270}} (SL)

| {{nts|8,989,000}}
{{nts|8,007,000}} (SL)

| {{nts|80}}

| {{nts|9,015}}

| {{nts|90.6}}

| {{nts|2.27}}

| {{UK}}

| Bristol Siddeley

| Black Arrow

|Retired

| 2nd

| RP-1 / H₂O₂

| Gas generator

| {{nts|265}}{{cite encyclopedia |url=http://www.astronautix.com/engines/gamma2.htm |title=Gamma 2 |archive-url=https://web.archive.org/web/20130522155041/http://www.astronautix.com/engines/gamma2.htm |archive-date=22 May 2013 |encyclopedia=Encyclopedia Astronautica |accessdate=26 April 2013 |url-status=dead }}

| {{nts|68,200}}

|

| {{nts|173}}

| {{nts|40.22}}

| {{nts|8}}

| {{UK}}

| Bristol Siddeley

| Black Arrow

|Retired

| 1st

| RP-1 / H₂O₂

| Gas generator

| {{nts|265}}{{cite encyclopedia |url=http://www.astronautix.com/engines/gamma8.htm |title=Gamma 8 |archive-url=https://web.archive.org/web/20130522155114/http://www.astronautix.com/engines/gamma8.htm |archive-date=22 May 2013 |encyclopedia=Encyclopedia Astronautica |accessdate=26 April 2013 |url-status=dead }}

| {{nts|234,800}}

| {{nts|47.40}}

| {{nts|342}}

| {{nts|70.01}}

| {{nts|8}}

| {{EUR}}

| Snecma

| Ariane 1

|Retired

| 3rd

| LH₂ / LOX

| Gas generator

| {{nts|443}}{{cite encyclopedia |url=http://www.astronautix.com/h/hm7-a.html |archive-url=https://web.archive.org/web/20161221093730/http://www.astronautix.com/h/hm7-a.html |url-status=dead |archive-date=December 21, 2016 |title=HM7-A |first=Mark |last=Wade |encyclopedia=Encyclopedia Astronautica |access-date=10 June 2017}}
{{nts|308}} (SL)

| {{nts|61,700}}

| {{nts|30}}

| {{nts|149}}

| {{nts|42.2}}

| {{nts|5}}

| {{EUR}}

| Snecma

| Ariane 2, 3, 4, 5 ECA

|Retired

| Upper

| LH₂ / LOX

| Gas generator

| {{nts|446}}{{cite web |url=http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/hm7b-rocket-engine.html |title=HM-7 and HM-7B Rocket Engine - Thrust Chamber |publisher=Airbus Defence and Space |access-date=1 November 2015 |url-status=dead |archive-url=https://web.archive.org/web/20150318003815/http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/hm7b-rocket-engine.html |archive-date=2015-03-18}}
{{nts|310}} (SL){{cite encyclopedia |url=http://www.astronautix.com/h/hm7-b.html |archive-url=https://web.archive.org/web/20161227204239/http://astronautix.com/h/hm7-b.html |url-status=dead |archive-date=December 27, 2016 |title=HM7-B |first=Mark |last=Wade |encyclopedia=Encyclopedia Astronautica |access-date=10 June 2017}}

| {{nts|64,800}}
{{nts|43,600}} (SL)

| {{nts|37}}

| {{nts|165}}

| {{nts|43.25}}

| {{nts|5}}

| {{Flag|USA}}

| Rocketdyne

| Saturn V, IB

|Retired

| 2nd, 3rd

| LH₂ / LOX

| Gas generator

| {{nts|421}}{{cite encyclopedia |url=http://www.astronautix.com/j/j-2.html |archive-url=https://web.archive.org/web/20160719175425/http://www.astronautix.com/j/j-2.html |url-status=dead |archive-date=July 19, 2016 |title=J-2 |first=Mark |last=Wade |encyclopedia=Encyclopedia Astronautica |accessdate=23 December 2011}}
{{nts|200}} (SL)

| {{nts|1,033,100}}
{{nts|486,200}} (SL)

| {{nts|52.6}}

| {{nts|1,438}}

| {{nts|73.18}}

| {{nts|5.5}}

| {{Flag|USA}}

| Pratt & Whitney Rocketdyne

| Ares I, Ares V, SLS (proposed)

|Tested, Cancelled

| Upper

| LH₂ / LOX

| Gas generator

| {{nts|448}}{{cite web |url= http://www.pw.utc.com/products/pwr/propulsion_solutions/j-2x.asp |title=J-2X Engine |publisher=Pratt & Whitney Rocketdyne |accessdate=23 December 2011 |url-status=dead |archive-url=https://web.archive.org/web/20120103030859/http://www.pw.utc.com/products/pwr/propulsion_solutions/j-2x.asp |archive-date=2012-01-03}}

| {{nts|{{convert|294,000|lbf|disp=number}}}}

| {{nts|{{convert|1380|psi|bar|disp=number}}}}

| {{nts|{{convert|5,450|lb|disp=number}}}}

| {{nts|58.41}}

| {{nts|5.5}}–4.5

| {{Flag|USA}}

| SpaceX

| Falcon 1

|Retired

| Upper

| RP-1 / LOX

| Pressure-fed

| {{nts|317}}

| {{nts|31,000}}

| {{nts|9.3}}

| {{nts|52}}

| {{nts|65}}

|

| {{JPN}}

| Mitsubishi, NASDA

| H-I

|Retired

| Upper

| LH₂ / LOX

| Gas generator

| {{nts|450}}{{cite encyclopedia |url=http://www.astronautix.com/engines/le5.htm |title=LE-5 |encyclopedia=Encyclopedia Astronautica |accessdate=13 January 2016 |url-status=dead |archive-url=https://web.archive.org/web/20161027123109/http://www.astronautix.com/engines/le5.htm |archive-date=27 October 2016 }}

| {{nts|103,000}}

| {{nts|36.0}}

| {{nts|245}}

| {{nts|42.87}}

| {{nts|5.5}}

| {{JPN}}

| Mitsubishi, NASDA

| H-II

|Retired

| Upper

| LH₂ / LOX

| Expander, open

| {{nts|452}}{{cite encyclopedia |url=http://www.astronautix.com/engines/le5a.htm |title=LE-5A |encyclopedia=Encyclopedia Astronautica |accessdate=13 January 2016 |url-status=dead |archive-url=https://web.archive.org/web/20160311185707/http://www.astronautix.com/engines/le5a.htm |archive-date=11 March 2016 }}

| {{nts|121,500}}

| {{nts|40.0}}

| {{nts|242}}

| {{nts|51.19}}

| {{nts|5}}

| {{JPN}}

| Mitsubishi, NASDA

| H-II

|Retired

| 1st

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|446}}{{cite encyclopedia |url=http://www.astronautix.com/engines/le7.htm |title=LE-7 |encyclopedia=Encyclopedia Astronautica |accessdate=13 January 2016 |url-status=dead |archive-url=https://web.archive.org/web/20160311183629/http://www.astronautix.com/engines/le7.htm |archive-date=11 March 2016 }}

| {{nts|1,078,000}}
{{nts|843,500}} (SL)

| {{nts|127}}

| {{nts|1,714}}

| {{nts|64.13}}

| {{nts|5.9}}

| {{Flag|USA}}

| Aerojet

|

|Cancelled

| 1st, 2nd?

| LH₂ / LOX

| Gas generator

| {{nts|428}} (SL)

| {{nts|6,670,000}}

|

| {{nts|9,068}}

| {{nts|60}}

|

| {{Flag|USA}}

| SpaceX

| Falcon 9 v1.0

|Retired

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|311}}{{cite web | url=http://www.spacex.com/falcon9.php#merlin_engine | title=Merlin section of Falcon 9 page | publisher=SpaceX | accessdate=2012-10-16 | archive-url=https://web.archive.org/web/20130715094112/http://www.spacex.com/falcon9 | archive-date=2013-07-15}}
{{nts|282}} (SL)

| {{nts|723,000}}

| {{nts|97}}

| {{nts|470}}

| {{nts|158}}

| {{nts|2.34}}

| {{Flag|USA}}

| SpaceX

| Falcon 9 v1.0

|Retired

| 2nd

| RP-1 / LOX

| Gas generator

| {{nts|336}}{{cite web | url=http://www.spacelaunchreport.com/falcon9.html | title=Falcon 9 Space Launch Report | publisher=SpaceLaunchReport | accessdate=2015-11-01}}

| {{nts|413,644}}

|

|

| {{nts|92}}

|

| {{Flag|USA}}

| Virgin Orbit

| LauncherOne

|Retired

| Booster

| RP-1 / LOX

| Gas generator{{Cite book|chapter-url=https://arc.aiaa.org/doi/pdfplus/10.2514/6.2016-4984|doi = 10.2514/6.2016-4984|chapter = Turbopump Design and Development for the Virgin Galactic Newton Three Engine System|title = 52nd AIAA/SAE/ASEE Joint Propulsion Conference|year = 2016|last1 = Sargent|first1 = Scott R.|last2 = Noall|first2 = Jeff|last3 = Becker|first3 = Matthew|last4 = MacKlin|first4 = Scott|isbn = 978-1-62410-406-0}}

|

| {{nts|266,893}}{{cite web|url=http://www.virgingalactic.com/assets/uploads/2014/11/VG_LauncherOne_ServiceGuide_v0.2_OSR.pdf|title=LauncherOne Service Guide|archive-url=https://web.archive.org/web/20171022123920/http://www.virgingalactic.com/assets/uploads/2014/11/VG_LauncherOne_ServiceGuide_v0.2_OSR.pdf|archive-date=2017-10-22|url-status=dead}}

|70

|

|

|

| {{Flag|USA}}

| Virgin Orbit

| LauncherOne

|Retired

| 2nd

| RP-1 / LOX

| Gas generator

|

| {{nts|22,241}}

|

|

|

|

| {{EUR}}

| Avio

| Vega

|Retired

| 1st

| HTPB

| {{n/a|Solid fuel}}

| {{nts|280}}{{cite web|url=http://www.avio.com/en/vega/vega/vega-1-stadio-p80-motor/|title=VEGA: 1° stage - P80 Motor|website=Avio.com|language=en-US|access-date=2020-01-20}}

| {{nts|3,015,000}}

| {{nts|88}}

| {{nts|96,000}} with fuel

|

|

| {{EUR}}

| Avio

| Ariane 5

|Retired

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|286}}{{cite encyclopedia | url=http://www.astronautix.com/engines/p230.htm | title=P230 | encyclopedia=Encyclopedia Astronautica | accessdate=27 December 2011 | url-status=dead | archive-url=https://web.archive.org/web/20111231025932/http://www.astronautix.com/engines/p230.htm | archive-date=31 December 2011 }}
{{nts|259}} (SL)

| {{nts|6,996,000}}
{{nts|5,860,000}} (SL)

| {{nts|69}}

| {{nts|269,000}} with fuel

|

|

| {{Flag|USSR}}

| KBKhA

| Energia

|Retired

| 1st

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|455}}{{cite web |url=http://www.kbkha.ru/?p=8&cat=8&prod=34 |title= RD0120 |publisher=KBKhA}}

| {{nts|1,962,000}}
{{nts|1,526,000}} (SL)

| {{nts|219}}

| {{nts|3,450}}

| {{nts|57.80}}

|

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Zenit

|Retired

| 2nd vernier

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|342}}

| {{nts|78,450}}

| {{nts|77.47}}

| {{nts|356}}

|

| {{nts|2.4}}

| {{RUS}}

| KBKhM

| GSLV Mk I

|Retired

| Upper

| LH₂ / LOX

| Staged, fuel-rich

| {{nts|462}}{{cite web | script-title=ru:Двигатель КВД1 | url=http://kbhmisaeva.ru/main.php?id=54 | title=KVD1 Rocket Engine | publisher=КБХМ им. A.M. Исаева | language=ru | access-date=May 31, 2013 | archive-date=February 2, 2014 | archive-url=https://web.archive.org/web/20140202120044/http://kbhmisaeva.ru/main.php?id=54 | url-status=dead }}

| {{nts|69,626}}

| {{nts|55.9}}

| {{nts|282}}

| {{nts|25.17}}

|

| {{Flag|USSR}}

| NPO Energomash

| Soyuz-U

|Retired

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|316}}{{cite web |url=http://www.lpre.de/energomash/RD-107/index.htm |title=RD-117 |work=Liquid Propellant Rocket Engines |accessdate=27 November 2012 |url-status=dead |archive-url=https://web.archive.org/web/20120826123612/http://www.lpre.de/energomash/RD-107/index.htm |archive-date=26 August 2012 }}
{{nts|253}} (SL)

| {{nts|978,000}}
{{nts|778,648}} (SL)

| {{nts|54.2}}

| {{nts|1,100}}

| {{nts|72.18}}

|

| {{Flag|USSR}}

| NPO Energomash

| Soyuz-U

|Retired

| 2nd

| RP-1 / LOX

| Gas generator

| {{nts|314}}
{{nts|257}} (SL)

| {{nts|1,000,278}}
{{nts|818,855}} (SL)

| {{nts|59.7}}

| {{nts|1,100}}

| {{nts|75.91}}

|

| {{Flag|USSR}}

| NPO Energomash

| Energia

|Retired

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|337.2}}
{{nts|309.5}} (SL)

| {{nts|7,904,160}}
{{nts|7,256,921}} (SL)

| {{nts|250}}

| {{nts|9,300}}

| {{nts|79.57}}

|

| {{RUS}}

| NPO Energomash

| Antares 200

|Retired

| 1st

| RP-1 / LOX

| Staged, oxidizer-rich

| {{nts|339.2}}{{cite web|url=http://spaceflight101.com/spacerockets/antares-200-series/|title = Antares 200 Series – Rockets}}
{{nts|311.9}} (SL)

| {{nts|2,085,000}}
{{nts|1,922,000}} (SL)

| {{nts|262.6}}

| {{nts|2,200}}

| {{nts|89}}

|

|{{RUS}}

|NPO Energomash

|Soyuz-2-1v

|Cancelled

|1st

|RP-1 / LOX

|Staged, oxidizer-rich

|{{nts|337.5}}{{Cite news |title=Универсальный ракетный двигатель РД-193. Мнение инженера-разработчика |url=http://novosti-kosmonavtiki.ru/mag/2013/1004/13840/ |url-status=dead |archive-url=https://web.archive.org/web/20161018210036/http://novosti-kosmonavtiki.ru/mag/2013/1004/13840/ |archive-date=October 18, 2016 |access-date=January 6, 2016 |publisher=Журнал «Новости космонавтики»}}
{{nts|311.2}} (SL)

|{{nts|2,084,894}}
{{nts|1,922,103}} (SL)

|

|{{nts|1,900}}

|{{nts|103.15}}

|

| {{Flag|USSR}}

| NPO Energomash

| Dnepr

|Retired

| 1st

| N₂O₄ / UDMH

| Staged, oxidizer-rich

| {{nts|318}}{{cite encyclopedia |url=http://www.astronautix.com/r/rd-264.html |archive-url=https://web.archive.org/web/20161014095858/http://www.astronautix.com/r/rd-264.html |url-status=dead |archive-date=October 14, 2016 |title=RD-264 |first=Mark |last=Wade |encyclopedia=Encyclopedia Astronautica |accessdate=10 June 2017}}
{{nts|293}} (SL)

| {{nts|4,521,000}}

| {{nts|206}}

| {{nts|3,600}}

| {{nts|128.15}}

|

| {{Flag|USSR}}

| NPO Energomash

| UR-700 (proposed), UR-900 (proposed)

|Tested, Cancelled

| 1st

| N₂O₄ / UDMH

| Staged, full-flow

| {{nts|322}}{{cite web | url=http://www.lpre.de/energomash/RD-270/index.htm | title=RD-270 (8D420) | work=NPO Energomash | accessdate=6 February 2023}}
{{nts|301}} (SL)

| {{nts|6,710,000}}
{{nts|6,270,000}} (SL)

| {{nts|261}}

| {{nts|3,370}}

| {{nts|189.91}}

|

| {{RUS}}

| NPO Energomash

| Proton-M

|Retired

| 1st

| N₂O₄ / UDMH

| Staged, oxidizer-rich

| {{nts|316}}{{cite web | url=http://www.npoenergomash.ru/eng/dejatelnost/engines/rd253/ | title=RD-253 and RD-275 | work=NPO Energomash | accessdate=30 June 2015 | archive-url=https://web.archive.org/web/20150405185423/http://www.npoenergomash.ru/eng/dejatelnost/engines/rd253/ | archive-date=April 5, 2015 | url-status=dead }}
{{nts|287}} (SL)

| {{nts|1,831,882}}
{{nts|1,671,053}} (SL)

| {{nts|160.0}}

| {{nts|1,070}}

| {{nts|171.2}}

|

| {{UKR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Vega

|Retired

| Upper

| N₂O₄ / UDMH

| Pressure-fed

| {{nts|315.5}}

| {{nts|2,452}}

| {{nts|20.4}}

| {{nts|15.93}}

|

| {{nts|2.0}}

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| R-36ORB

|Retired

| 3rd

| N₂O₄ / UDMH

| Gas generator

|

|

|

|

|

|

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Tsyklon-2, Tsyklon-3

|Retired

| 1st vernier

| N₂O₄ / UDMH

| Gas generator

|

| {{nts|328,000}}

| {{nts|65.70}}

| {{nts|320}}

|

| {{nts|1.97}}

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Tsyklon-2, Tsyklon-3

|Retired

| 2nd vernier

| N₂O₄ / UDMH

| Gas generator

|

| {{nts|54,230}}

| {{nts|71.60}}

| {{nts|112.5}}

|

| {{nts|1.98}}

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| Tsyklon-2, Tsyklon-3

|Retired

| 3rd

| N₂O₄ / UDMH

| Gas generator

|

| {{nts|78,710}}

| {{nts|88.8}}

| {{nts|123}}

|

| {{nts|2.1}}

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| R-36 (missile), Dnipro

|Retired

| 3rd

| N₂O₄ / UDMH

| Gas generator

| {{ntsh|309}}298–309

| {{ntsh|20,200}}8,450–20,200

| {{ntsh|41}}17–41

| {{nts|199}}

|

| {{nts|1.8}}

| {{USSR}}

| Pivdenne/{{zwsp}}Pivdenmash

| R-36M

|Retired

| 3rd

| N₂O₄ / UDMH

| Gas generator

| {{ntsh|313}}302.3–313

| {{ntsh|20,470}}8,580–20,470

| {{ntsh|41}}17–41

| {{nts|196}}

|

| {{nts|1.8}}

| {{Flag|USA}}

| Rocketdyne

| Delta

|Retired

| 1st

| RP-1 / LOX

| Gas generator

| {{nts|302}}{{cite encyclopedia |url=http://www.astronautix.com/r/rs-27a.html |archive-url=https://web.archive.org/web/20160825210024/http://www.astronautix.com/r/rs-27a.html |url-status=dead |archive-date=August 25, 2016 |title=RS-27A |encyclopedia=Encyclopedia Astronautica |accessdate=2 November 2021}}
{{nts|255}} (SL)

| {{nts|1,054,200}}

| {{nts|49}}

| {{nts|1091}}

| {{nts|102.5}}

| {{nts|2.245}}

| {{Flag|USA}}

| Rocketdyne

| Delta IV, IV Heavy

|Retired

| 1st

| LH₂ / LOX

| Gas generator

| {{nts|411}}{{cite web | title=RS-68A|url=https://www.rocket.com/space/liquid-engines/rs-68a | publisher=www.rocket.com|accessdate=19 January 2020}}
{{nts|362}} (SL)

| {{nts|3,558,577}}
{{nts|3,135,996}} (SL)

| {{nts|109}}

| {{nts|6,686}}

| {{nts|54.31}}

| {{nts|5.97}}

| {{Flag|USA}}

| Thiokol

| Space Shuttle, Ares I

|Retired

| Booster

| PBAN / APCP

| {{n/a|Solid fuel}}

| {{nts|268}}

| {{nts|14,000,000}}
{{nts|12,500,000}} (SL)

|

| {{nts|590,000}}
with fuel

|

|

| {{JPN}}

| IHI Aerospace, JAXA

| H-IIA

|Retired

| Booster

| HTPB

| {{n/a|Solid fuel}}

| {{nts|280}}{{cite encyclopedia |url=http://www.astronautix.com/engines/srba.htm |archive-url=https://web.archive.org/web/20020301084629/http://www.astronautix.com/engines/srba.htm |url-status=dead |archive-date=March 1, 2002 |title=SRB-A |encyclopedia=Encyclopedia Astronautica |accessdate=13 January 2016}}

| {{nts|2,250,000}}

|

| {{nts|76,400}} with fuel

|

|

| {{Flag|USA}}

| United Technologies

| Titan IV

|Retired

| Booster

| PBAN

| {{n/a|Solid fuel}}

| {{nts|272}}{{cite encyclopedia |url=http://www.astronautix.com/engines/ua1207.htm |title=UA1207 |archive-url=https://web.archive.org/web/20160304000325/http://www.astronautix.com/engines/ua1207.htm |archive-date=4 March 2016 |encyclopedia=Encyclopedia Astronautica |accessdate=27 December 2015 |url-status=dead }}
{{nts|245}} (SL)

| {{nts|7,116,000}}
{{nts|6,410,400}} (SL)

|

| {{nts|319,330}}
with fuel

|

|

| {{EUR}}

| Snecma

| Ariane 1

|Retired

| 1st

| N₂O₄ / UDMH

| Gas generator

|

| {{nts|690,000}}
{{nts|611,200}} (SL)

|

| {{nts|776}}

| {{nts|90.67}}

|

| {{EUR}}

| Snecma

| Ariane 2, 3

|Retired

| 1st

| N₂O₄ / UH 25

| Gas generator

|

| {{nts|643,000}} (SL)

|

| {{nts|776}}

| {{nts|84.5}}

|

| {{EUR}}

| Snecma

| Ariane 1

|Retired

| 2nd

| N₂O₄ / UDMH

| Gas generator

|

| {{nts|713,000}}

|

| {{nts|826}}

| {{nts|88}}

|

| {{EUR}}

| Snecma

| Ariane 2, 3, 4

|Retired

| 2nd

| N₂O₄ / UH 25

| Gas generator

|

| {{nts|800,000}}

|

| {{nts|826}}

| {{nts|98.76}}

|

| {{EUR}}

| Snecma

| Ariane 4

|Retired

| 1st

| N₂O₄ / UH 25

| Gas generator

|

| {{nts|758,000}}
{{nts|678,000}} (SL)

|

| {{nts|826}}

| {{nts|93.57}}

|

| {{EUR}}

| Snecma

| Ariane 4

|Retired

| Booster

| N₂O₄ / UH 25

| Gas generator

|

| {{nts|750,000}}

|

| {{nts|826}}

| {{nts|92.59}}

|

| {{EUR}}

| Snecma

| Ariane 5

|Retired

| 1st

| LH₂ / LOX

| Gas generator

| {{nts|439}}{{cite web | url=http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/vulcain-rocket-engine.html | title=Vulcain Astrium | publisher=Airbus Defence and Space | accessdate=27 December 2011 | url-status=dead | archive-url=https://web.archive.org/web/20120225051943/http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/vulcain-rocket-engine.html | archive-date=2012-02-25 }}
{{nts|326}} (SL){{cite encyclopedia | url= http://www.astronautix.com/v/vulcain.html | archive-url= https://web.archive.org/web/20161228033910/http://astronautix.com/v/vulcain.html | url-status= dead | archive-date= December 28, 2016 | title=Vulcain | encyclopedia=Encyclopedia Astronautica | accessdate=27 December 2011}}

| {{nts|1,113,000}}
{{nts|773,200}} (SL)

| {{nts|109}}

| {{nts|1,300}}

| {{nts|84.38}}

|

| {{EUR}}

| Snecma

| Ariane 5

|Retired

| 1st

| LH₂ / LOX

| Gas generator

| {{nts|429}}{{cite web | url=http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/vulcain-2-rocket-engine.html | title=Vulcain Astrium | publisher=Airbus Defence and Space | accessdate=27 December 2011 | url-status=dead | archive-url=https://web.archive.org/web/20120327075131/http://cs.astrium.eads.net/sp/launcher-propulsion/rocket-engines/vulcain-2-rocket-engine.html | archive-date=2012-03-27 }}
{{nts|318}} (SL){{cite encyclopedia | url= http://www.astronautix.com/v/vulcain2.html | archive-url= https://web.archive.org/web/20161228055501/http://astronautix.com/v/vulcain2.html | url-status= dead | archive-date= December 28, 2016 | title=Vulcain 2 | encyclopedia=Encyclopedia Astronautica | accessdate=27 December 2011}}

| {{nts|1,359,000}}
{{nts|939,500}} (SL)

| {{nts|117.3}}

| {{nts|1,800}}

| {{nts|77.04}}

|

| {{UK}}

| Bristol Aerojet

| Black Arrow

|Retired

| Upper

|

| {{n/a|Solid fuel}}

| {{nts|278}}{{cite encyclopedia |url= http://www.astronautix.com/b/blackarrow-3.html |archive-url= https://web.archive.org/web/20161228022014/http://astronautix.com/b/blackarrow-3.html |url-status= dead |archive-date= December 28, 2016 |title=Black Arrow-3 |encyclopedia=Encyclopedia Astronautica |accessdate=26 April 2013}}
{{nts|245}} (SL)

| {{nts|29,400}}
{{nts|25,900}} (SL)

|

| {{nts|87}}

| {{nts|34.48}}

|

| {{EUR}}

| Avio

| Vega

|Retired

| 2nd

| HTPB

| {{n/a|Solid fuel}}

| {{Nts|287.5}}{{cite web|url=http://www.avio.com/en/vega/vega/vega-2-stadio-zefiro-23/|title=VEGA: 2° stage - zefiro 23|website=Avio.com|language=en-US|access-date=2020-01-20}}

|{{Nts|1,122,000}}

| {{nts|94}}

| {{nts|25,935}} with fuel

|

|