Perihel: 1,353,572,956 km, 9.04807635 AE
Aphel: 1,513,325,783 km, 10.11595804 AE
Große Halbachse: 1,433,449,370 km, 9.58201720 AE
Siderische Umlaufzeit: 10,832.327 Tage, 29.657296 Jahre
Synodische Umlaufzeit: 378.09 Tage
Mittlere Orbitalgeschwindigkeit: 9.69 km/s
Mittlere Anomalie: 320.346750°
Neigung der Bahnebene: 2.485 240°
Argument des Knotens: 113.642811°
Argument des Perihels: 336.013862°
Satelliten/Monde: 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)
Äquatorradius: 60,268 km (9.4492 x Erde)
Abplattung: 0.09796 ± 0.00018
Oberfläche: 4.27×1010 km2 (83.703 x Erde)
Volumen: 8.2713×1014 km3 (763.59 x Erde)
Masse: 5.6846×1026 kg (95.152 x Erde)
Mittlere Dichte: 0.687 g/cm3
Fallbeschleunigung: 8.96 m/s2
Fluchtgeschwindigkeit: 35.5 km/s
Sidereal rotation period: 0.439 – 0.449 day Earth days, 10 h 32 – 47 min) Earth hours
Neigung der Rotationsachse: 26.73°
Geometrische Albedo: 0.47
Mittlere Oberflächentemperaturen: 95 K, -178 °C, -288 °F
Scheinbare Helligkeit: +1.2 to -0.24
Winkeldurchmesser: 14.5" — 20.1"
Zusammensetzung: 96.3% Molecular Hydrogen (H2)
0.4% Methane (CH4)
125 ppm Ammonia (NH3)
110 ppm Hydrogen Deuteride (HD)
7ppm Ethane (C2H6)
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NASA Breaking News
NASA Announces Updated Crew Assignments for Space Station Missions
NASA is announcing an addition to the NASA lineup for upcoming launches, and making changes to some assignments for International Space Station missions in 2018.
Long-Term Warming Trend Continued in 2017: NASA, NOAA
Earth’s global surface temperatures in 2017 ranked as the second warmest since 1880, according to an analysis by NASA.
NASA Briefing Thursday Will Preview Upcoming US Spacewalks
American and Japanese astronauts aboard the International Space Station will embark on a pair of spacewalks Jan. 23 and 29 to service the station’s robotic arm. Experts from NASA and the Canadian Space Agency (CSA) will preview this work in a briefing at 2 p.m. EST Thursday, Jan. 18, at NASA’s Johnson Space Center in Houston.
Massachusetts Students to Speak with Astronauts on Space Station
Students at Framingham State University (FSU) in Massachusetts will speak with astronauts living, working, and doing research aboard the International Space Station at 12:15 p.m. EST Friday, Jan. 19. The 20-minute, Earth-to-space call will air live on NASA Television and the agency’s website.
NASA, NOAA to Announce 2017 Global Temperatures, Climate Conditions
Climate experts from NASA and the National Oceanic and Atmospheric Administration (NOAA) will provide the annual release of data on global temperatures and discuss the most important climate trends of 2017 during a media teleconference at 11 a.m. EST Thursday, Jan. 18.
Idaho Students to Speak with NASA Astronaut on International Space Station
Students from 10 schools in Idaho will speak with a NASA astronaut living and working aboard the International Space Station at 11:25 a.m. EST Wednesday, Jan. 17.
NASA's Aerospace Safety Advisory Panel Releases 2017 Annual Report
The Aerospace Safety Advisory Panel (ASAP), an advisory committee that reports to NASA and Congress, has issued its 2017 annual report examining NASA's safety performance over the past year and highlighting accomplishments, issues and concerns to agency and government officials.
NASA Awards Engineering, Research Support Contract
NASA has selected HX5, LLC of Fort Walton Beach, Florida, to perform engineering, research and scientific support at NASA’s Glenn Research Center in Cleveland.
NASA, Partners Discuss Power for Future Space Exploration
NASA and its partners will host a news conference at noon EST (9 a.m. PST) Thursday, Jan. 18, at the National Atomic Testing Museum in Las Vegas, to discuss a recent experiment involving a new power source that could provide the safe, efficient and plentiful energy needed for future robotic and human space exploration missions.
NASA Invites Media to View Orion Test Capsule, Recovery Hardware
Media are invited to see a test version of NASA’s Orion spacecraft and the hardware that will be used to recover the spacecraft upon its return from space, and talk with team members involved in the recovery operations at 9 a.m. PST Thursday, Jan. 25, at U.S. Naval Base San Diego.