Solar System Parameters
| Mercury | Venus | Earth | Mars | Jupiter | Saturn |
Uranus | Neptune | Pluto
|
|---|
Mass (1024
kg)
| 0.3302 | 4.869 | 5.975 | 0.6419 | 1,898.6 | 568.46 | 86.83
| 102.43 | 0.0125
|
|---|
Eq. Radius
(km)
| 2439 | 6052 | 6378 | 3393 | 71,492 | 60,268 | 25,559 |
24,766 | 1137
|
|---|
Mean Density
(kg/m3)
| 5,427 | 5,204 | 5,520 | 3,933 | 1,326 | 687
| 1,318 | 1,638 | 2,050
|
|---|
Orbital Distance (106km)
| 57.9 | 108.2 | 149.6 | 227.9 | 778.3 | 1427.0 | 2869.6 |
4496.6 | 4913.5
|
|---|
Orbital Period
(days)
| 87.969 | 224.7 | 365.25 | 686.98 | 4330.6 | 10,747 |
30,588 | 59,800 | 90,591
|
|---|
Rotational Period (hours)
| 1407.6 | 5832.5
(ret.) | 23.934 | 24.62 | 9.92 | 10.5 | 17.24 (ret.) | 16.11 | 153.3
(ret.)
|
|---|
Ave. Surf. Temp.
(K)
| 440 | 737 | 288 | 210 | 129 | 97 | 58 | 58 | 50
|
|---|
Surface Pressure
| 10-15 bars | 92 bars | 1.014
bars | 0.008 bars | >>100 bars | >>100 bars | >>100 bars | >>100
bars | 3 microbars
|
|---|
Atm. Comp.
| 98% He 2% H2 | 96.5% CO2,
3.5% N2 | 78% N2, 21% O2, 1%
H2O | 95.32% CO2, 2.7% N2 | 89%
H2, 11% He | 89% H2, 11% He | 89% H2,
11% He | 89% H2, 11% He | meth, N2
|
|---|
Satellite Parameters (Jupiter, Earth, Pluto)
| Jupiter: Io | Jupiter: Europa | Jupiter:
Ganymede | Jupiter: Callisto | Earth: Moon | Pluto: Charon
|
|---|
Mass (1020
kg)
| 893.3 | 479.7 | 1482 | 1076 | 735 | 17
|
|---|
Radius (km)
| 1,821.3 | 1565 | 2634 | 2403 | 1738 | 586
|
|---|
Mean Density
(kg/m3)
| 3,530 | 2,990 | 1,940 | 1,851 | 3,340 | 1,800
|
|---|
Orbital Distance (103
km)
| 421.6 | 670.9 | 1070 | 1883 | 384.4 | 19.4
|
|---|
Orbital Period
(days)
| 1.77 | 3.55 | 7.15 | 16.69 | 27.3 | 6.39
|
|---|
Other Useful Parameters
| Material | Density
|
|---|
| Air | 1.2 kg/m3
|
| Water or Ice | 1000 kg/m3
|
| Typical Rocks | 3000 kg/m3
|
| Metal at High Pressure | 10,000 kg/m3
|