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The Largest Moons. Moon. Length of Year = Earth Length of Day = 27 days. Temperature = 266 to -292 degrees Fahrenheit. No atmosphere Water. Composition = heavy elements. Distance From Earth = 238,900 miles. Earth Mass = .0123 Diameter = .272 Tilt = 6.68. Callisto.
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Moon • Length of Year = Earth • Length of Day = 27 days
No atmosphere Water
Distance From Earth = 238,900 miles • Earth Mass = .0123 • Diameter = .272 • Tilt = 6.68
Callisto • Length of Year = Jupiter • Length of Day = 16.69 days
No atmosphere Water = frozen, possibly liquid
Composition = ice/rock core, ice crust, and possible liquid water layer
Distance From Jupiter = 1,170,096 miles • Earth Mass = .01807 • Diameter = .376 • Tilt = .281
Ganymede • Length of Year = Jupiter • Length of Day = 7.15 days
Atmosphere = slight ozone layer Water = frozen and liquid
Composition = ice/rock core, ice crust, and liquid water layer
Distance From Jupiter = 664,898 miles • Earth Mass = .0247 • Diameter = .413 • Tilt = .195
Europa • Length of Year = Jupiter • Length of Day = 3.55 days
Atmosphere = slight oxygen Water = frozen and liquid
Composition = ice/rock core, ice crust, and liquid water layer
Distance From Jupiter = 416,897 miles • Earth Mass = .00803 • Diameter = .246 • Tilt = .470
Io • Length of Year = Jupiter • Length of Day = 1.77 days
No atmosphere (sulfur) Water = None
Distance From Jupiter = 261,982 miles • Earth Mass = .0149 • Diameter = .285 • Tilt = .040
Titan • Length of Year = Saturn • Length of Day = 15.95 days
Atmosphere = Nitrogen & Methane Water = solid, possibly liquid (Ethane rivers and lakes?)
Distance From Saturn = 759,258 miles • Earth Mass = .0226 • Diameter = .4037 • Tilt = .33
Triton • Length of Year = Neptune • Length of Day = 5.87 days
Atmosphere = Nitrogen & Methane Water = frozen
Composition = heavy elements, water, Nitrogen frost, methane, carbon dioxide, & carbon monoxide
Distance From Neptune = 220,473 miles • Earth Mass = .00358 • Diameter = .212 • Tilt = 157.35
Death Star? • Mimas • Orbits Saturn
Smallest body in solar system that is spherical because of gravity.