Maximum distance from the sun: 94 million 537 thousand miles
Minimum distance from the sun: 91 million 377 thousand miles
Mean distance from the sun: 92 million 957 thousand and 200 miles
Mean orbital velocity: 66000 miles per hour
0rbital eccentricity: 0.017
Obliquity of the ecliptic: 23 degrees 27 minutes 8.26 seconds
Length of the tropical year: equinox equinox 365.24 days
Lenght of the sidereal year: fixed star fixed star 365.26 days
Length of the mean solar day: 24 hours and 3 minutes and 56.5555 seconds at mean solar time
Length of the mean sidereal day: 23 hours and 56 minutes and 4.091 seconds at mean sederial time
Mass: 6600 milion milion milion tons
Equatorial diameter: 7927 miles
Polar diameter: 7900 miles
Oblateness: one 298th
Density: 5.41
Mean surface gravitational acceleration of the rotating earth: 32.174 feet per second per second
Escape velocity: 7 miles per second

Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39
Albedo: 0.39

• Albedo 0. 39
• Alpha
• Free Fall
• Main Sequence
• Mare Tranquillitatis
• Pulstar
• Sword of Orion