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 Saturn
Perihelion: 1,353,572,956 km, 9.04807635 AE
Aphelion: 1,513,325,783 km, 10.11595804 AE
Semi-major axis: 1,433,449,370 km, 9.58201720 AE
Eccentricity: 0.055723219
Orbital period: 10,832.327 days, 29.657296 years
Synodic period: 378.09 days
Average orbital speed: 9.69 km/s
Mean anomaly: 320.346750°
Inclination: 2.485 240°
Longitude of ascending node: 113.642811°
Argument of perihelion: 336.013862°
Satellites/moons: 60 (Mimas, Enceladus, Tethys, Dione, Rhea, Titan, Hyperion, Iapetus, Erriapus, Phoebe, Janus, Epimetheus, Helene, Telesto, Calypso, Kiviuq, Atlas, Prometheus, Pandora, Pan, Ymir, Paaliaq, Tarvos, Ijiraq, Suttungr, Mundilfari, Albiorix, Skathi, Siarnaq, Thrymr, Narvi, Methone, Pallene, Polydeuces, Daphnis, Aegir, Bebhionn, Bergelmir, Bestla, Farbauti, Fenrir, Fornjot, Hati, Hyrokkin, Kari, Loge, Skoll, Surtur, S/2004 S7, S/2004 S12, S/2004 S13, S/2004 S17, S/2006 S1, S/2006 S3, Greip, Jarnsaxa, Tarqeq, S/2007 S2, S/2007 S3, Anthe)
Equatorial radius: 60,268 km (9.4492 x Earth)
Flattening: 0.09796 ± 0.00018
Surface area: 4.27×1010 km2 (83.703 x Earth)
Volume: 8.2713×1014 km3 (763.59 x Earth)
Mass: 5.6846×1026 kg (95.152 x Earth)
Mean density: 0.687 g/cm3
Equatorial surface gravity: 8.96 m/s2
Escape velocity: 35.5 km/s
Sidereal rotation period: 0.439 – 0.449 day Earth days, 10 h 32 – 47 min) Earth hours
Axial tilt
: 26.73°
Albedo: 0.47
Average surface temperatures: 95 K, -178 °C, -288 °F
Apparent magnitude: +1.2 to -0.24
Angular diameter: 14.5" — 20.1"
Composition: 96.3% Molecular Hydrogen (H2)
3.25% Helium
0.4% Methane (CH4)
125 ppm Ammonia (NH3)
110 ppm Hydrogen Deuteride (HD)
7ppm Ethane (C2H6)
Saturn images:
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NASA Breaking News
NASA Awards Engineering Services and Science Capability Contract
NASA has selected Jacobs Technology of Tullahoma, Tennessee, to provide a broad spectrum of engineering and scientific support services at Marshall Space Flight Center in Huntsville, Alabama and the Michoud Assembly Facility in New Orleans.
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NASA Astronauts Available for Interviews Before Space Station Mission
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NASA Successfully Launches Latest Communications Satellite
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2017 Astronaut Candidates Available for Interviews Before Training
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NASA Awards Contract for Infrastructure, Applications, Communications
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NASA Television to Air Launch of Next Communications Satellite
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NASA Signs Combined Data Services Agreement for Polar Satellite Program
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NASA Cargo Launches to Space Station Aboard SpaceX Resupply Mission
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NASA Announces Television Coverage for Aug. 21 Solar Eclipse
On Monday, Aug. 21, all of North America will be treated to an eclipse of the Sun, and NASA Television will carry it live from coast to coast from unique vantage points on the ground and from aircraft and spacecraft, including the International Space Station. Coverage will be featured during the live four-hour broadcast Eclipse Across America: Thro
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