BASIC PLANETARY DATA
Radius of Sid. Axis Orbit No. of
Planet orbit Radius Mass Density period Inclination Inclination Rings? satellites
Mercury 0.39 0.382 0.06 5.44 58.6d 0◦7◦no 0
Venus 0.72 0.95 0.82 5.24 244.3d 177◦3.4◦no 0
Earth 1.00 1.0 1.00 5.50 23h56m 23◦27’ 0◦no 1
Mars 1.52 0.53 0.11 3.94 24h37m 23◦59’ 1◦51’ no 2
Jupiter 5.20 11.18 317 1.34 9h50m 3◦5’ 1◦18’ yes 61
Saturn 9.54 9.42 95.1 0.69 10h13m 26◦24’ 2◦29’ yes 33
Uranus 19.2 4.01 14.5 1.19 17h14m 97◦55’ 0◦46’ yes 21
Neptune 30.1 3.93 17.2 1.66 20h 28◦48’ 1◦46’ yes 13
