NGC 5291

{{Short description|Interacting galaxies in the constellation Centaurus}}

{{Infobox Galaxy

| name = NGC 5291

| image = Eso1547a.tif

| image_size = 300px

|caption = NGC 5291 image from ESO’s Very Large Telescope at the Paranal Observatory.

|credit= ESO.

| epoch = J2000

| type = E pec{{cite web

| title=NASA/IPAC Extragalactic Database

| work=Results for NGC 5291

| url=http://nedwww.ipac.caltech.edu/

| access-date=2007-04-03}}

| ra = {{RA|13|47|24.5}}

| dec = {{DEC|-30|24|25}}

| dist_ly =

| z = 4378 ± 6 km/s

| appmag_v = 15.1

| size_v = 1′.1× 0′.7

| constellation name = Centaurus

| notes =

| names = PGC 48893

}}

NGC 5291 is a system of interacting galaxies in the constellation Centaurus. It is surrounded by a collisional ring, containing a young and star-forming tidal dwarf galaxy,{{cite journal

| author=Médéric Boquien

| display-authors=4

| author2=Pierre-Alain Duc

| author3=Jonathan Braine

| author4=Elias Brinks

| author5=Ute Lisenfeld

| author6=Vassilis Charmandaris

| name-list-style=amp| title=Polychromatic view of intergalactic star formation in NGC 5291

| journal=Astronomy & Astrophysics

| date=2007

| volume=467

| issue=1

| pages=93–106

| bibcode=2007A&A...467...93B

| doi=10.1051/0004-6361:20066692|arxiv = astro-ph/0703002 | s2cid=5822678

}} where dark matter has been detected.{{cite journal

| author=Frédéric Bournaud

| display-authors=4

| author2=Pierre-Alain Duc

| author3=Elias Brinks

| author4=Médéric Boquien

| author5=Philippe Amram

| author6=Ute Lisenfeld

| author7=Bärbel S. Koribalski | author7-link=Bärbel Koribalski

| author8=Fabian Walter

| author9=Vassilis Charmandaris

| name-list-style=amp

| title=Missing Mass in Collisional Debris from Galaxies

| journal=Science

| date=2007

| volume=316

| pages=1166–1169

| bibcode=2007Sci...316.1166B

| doi=10.1126/science.1142114

| pmid=17495138

| issue=5828

| arxiv=0705.1356| s2cid=20946839

}}