Saturn LVIII

{{Short description|Moon of Saturn}}

{{Infobox planet

| name = Saturn LVIII

| alt_names = S/2004 S 26
S8353a

|discovery_ref=Discovery Circumstances [http://ssd.jpl.nasa.gov/?sat_discovery from JPL]

|discoverer=Sheppard et al.

| discovered = 2019

| orbit_ref = {{cite web|url=https://sites.google.com/carnegiescience.edu/sheppard/moons/saturnmoons|author=S.S. Sheppard|year=2019|title=Moons of Saturn, Carnegie Science, on line}}

| semimajor = {{val|26737800|u=km}}

| inclination = 171.3°

| eccentricity = 0.148

| period = −1624.2 days
(4.45 years)

| satellite_of = Saturn

| group = Norse group

| magnitude = 25.0

| mean_diameter = 4 km

}}

Saturn LVIII, provisionally known as S/2004 S 26, is the outermost numbered natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, and Jan Kleyna on October 7, 2019 from observations taken between December 12, 2004 and March 21, 2007.{{cite web |title=MPEC 2019-T133 : S/2004 S 26 |url=https://minorplanetcenter.net/mpec/K19/K19TD3.html |website=minorplanetcenter.net |accessdate=7 October 2019}} It was given its permanent designation in August 2021.{{cite web|title=M.P.C. 133821|url=https://www.minorplanetcenter.net/iau/ECS/MPCArchive/2021/MPC_20210810.pdf|website=Minor Planet Center|publisher=International Astronomical Union|date=10 August 2021|access-date=21 August 2021}}

Saturn LVIII is about 4 kilometres in diameter and orbits Saturn at an average distance of 26.676 Gm (0.178 AU) in 1627.18 days, at an inclination of 171° to the ecliptic, in a retrograde direction and with an eccentricity of 0.165.