| Janus | |
|---|---|
 | |
|
Planet of Origin |
|
|
Discoverer |
Audouin Dollfus |
|
Date of Discovery |
December 15, 1966 |
|
Surface Color |
Grey |
|
Alternate Names |
Saturn X |
|
Surface Area |
100,659 Sq Km (38,864 Square Miles) |
|
Diameter |
179 Kilometers (111.22 Miles) |
Janus, also known as Saturn X, is a natural satellite of the outer planet, Saturn. Janus was discovered on December 15, 1966 by the late French astronomer Audouin Dollfus.
Surface Features[]
The surface of Janus is filled with craters jagged across the satellite. Most are larger than 30km, while there are few linear features.
| Geology of Janus and Epimetheus | ||
|---|---|---|
| Janus | Craters | Castor • Idas • Lynceus • Phoibe |
| Epimetheus | Craters | Hilaeira • Pollux |
| Moons of Saturn | |
|---|---|
| Ring Shepherds | S/2009 S 1 • Pan • Daphnis • Atlas • Prometheus • Pandora |
| Co-orbitals | Janus • Epimetheus |
| G Ring | Aegaeon |
| Alkyonides | Methone • Pallene • Anthe |
| Inner Large Moons | Mimas • Enceladus • Tethys • (Telesto • Calypso) • Dione • (Helene • Polydeuces) |
| Outer Large Moons | Rhea • Titan • Hyperion • Iapetus |
| Inuit | Kiviuq • Paaliaq • Siarnaq • Ijiraq • S/2005 S 4 • S/2019 S 1 • S/2020 S 1 • Tarqeq • S/2004 S 31 • S/2019 S 14 • S/2020 S 3 • S/2019 S 6 |
| Gallic | Albiorix • Bebhionn • S/2007 S 8 • S/2004 S 29 • Erriapus • Tarvos • S/2020 S 4 |
| Norse | Phoebe • S/2006 S 20 • S/2006 S 9 • Skathi • S/2007 S 5 • S/2007 S 7 • S/2007 S 2 • S/2004 S 37 • S/2004 S 47 • S/2004 S 40 • S/2019 S 2 • S/2019 S 3 • S/2020 S 7 • Skoll • S/2020 S 2 • S/2019 S 4 • S/2004 S 41 • S/2004 S 42 • Hyrrokkin • Greip • S/2004 S 13 • S/2007 S 6 • Mundilfari • S/2006 S 1 • S/2004 S 43 • S/2006 S 10 • S/2019 S 5 • Gridr • Bergelmir • Jarnsaxa • Narvi • Suttungr • S/2007 S 3 • S/2004 S 44 • S/2004 S 45 • Hati • S/2004 S 17 • S/2006 S 11 • S/2004 S 12 • Eggther • S/2006 S 13 • S/2007 S 9 • S/2019 S 7 • S/2019 S 8 • Farbauti • Thrymr • Bestla • S/2019 S 9 • S/2004 S 46 • Angrboda • S/2019 S 11 • Aegir • Beli • S/2019 S 10 • S/2019 S 12 • Gerd • S/2019 S 13 • S/2006 S 14 • Gunnlod • S/2019 S 15 • S/2020 S 6 • S/2004 S 7 • S/2006 S 3 • S/2005 S 5 • Skrymir • S/2006 S 16 • S/2006 S 15 • S/2004 S 28 • S/2020 S 8 • Alvaldi • Kari • S/2004 S 48 • Geirrod • Fenrir • S/2004 S 50 • S/2006 S 17 • S/2004 S 49 • S/2019 S 17 • Surtur • S/2006 S 18 • Loge • Ymir • S/2019 S 19 • S/2004 S 21 • S/2019 S 18 • S/2004 S 39 • S/2019 S 16 • S/2004 S 53 • S/2004 S 36 • Thiazzi • S/2019 S 20 • S/2006 S 19 • S/2004 S 26 • Fornjot • S/2004 S 51 • S/2020 S 10 • S/2020 S 9 • S/2004 S 34 • S/2019 S 21 • S/2004 S 52
|
| Outlier Prograde Satellites | S/2006 S 12 • S/2004 S 24 |
| Spurious Moons | Chiron • Themis • S/2004 S 6 • S/2004 S 4 • S/2004 S 3 • Peggy |