Planets and their Moons
+ – + – + – + – + – + – + – + – + – + – + – + – +
Go to bottom of page
Click on any planet above to go to information about that planet.
Symbol |
Name |
Moons |
Type |
Mean distance from Sun (AU)
|
Equatorial diameter (km)
|
Mass (kg)
|
Orbital period (days) |
Rotation period (days) |
 |
Mercury |
|
Terrestrial planet |
0.39 |
4879 |
3.30 × 1023 |
87.97 |
58.64 |
 |
Venus |
|
Terrestrial planet |
0.72 |
12,104 |
4.87 × 1024 |
224.70 |
−243.02 |
 |
Earth |
|
Terrestrial planet |
1.00 |
12,756 |
5.97 × 1024 |
365.26 |
1.00 |
|
|
The Moon |
|
|
|
|
|
|
 |
Mars |
|
Terrestrial planet |
1.52 |
6,792 |
6.42 × 1023 |
686.97 |
1.03 |
|
|
Deimos |
|
|
|
|
|
|
|
|
Phobos |
|
|
|
|
|
|
 |
Jupiter |
|
Gas giant |
5.20 |
142,984 |
1.90 x 1027 |
4,332.59 |
0.41 |
|
|
Adrastea |
|
|
|
|
|
|
|
|
Amalthea |
|
|
|
|
|
|
|
|
Ananke |
|
|
|
|
|
|
|
|
Callisto |
|
|
|
|
|
|
|
|
Carme |
|
|
|
|
|
|
|
|
Elara |
|
|
|
|
|
|
|
|
Europa |
|
|
|
|
|
|
|
|
Ganymede |
|
|
|
|
|
|
|
|
Himalia |
|
|
|
|
|
|
|
|
Io |
|
|
|
|
|
|
|
|
Leda |
|
|
|
|
|
|
|
|
Lysithea |
|
|
|
|
|
|
|
|
Metis |
|
|
|
|
|
|
|
|
Pasiphae |
|
|
|
|
|
|
|
|
Sinope |
|
|
|
|
|
|
|
|
Thebe |
|
|
|
|
|
|
 |
Saturn |
|
Gas giant |
9.54 |
120,536 |
5.68 x 1026 |
10,759.22 |
0.43 |
|
|
Atlas |
|
|
|
|
|
|
|
|
Calypso |
|
|
|
|
|
|
|
|
Dione |
|
|
|
|
|
|
|
|
Enceladus |
|
|
|
|
|
|
|
|
Epimetheus |
|
|
|
|
|
|
|
|
Helene |
|
|
|
|
|
|
|
|
Hyperion |
|
|
|
|
|
|
|
|
Iapetus |
|
|
|
|
|
|
|
|
Janus |
|
|
|
|
|
|
|
|
Mimas |
|
|
|
|
|
|
|
|
Pan |
|
|
|
|
|
|
|
|
Pandora |
|
|
|
|
|
|
|
|
Phoebe |
|
|
|
|
|
|
|
|
Prometheus |
|
|
|
|
|
|
|
|
Rhea |
|
|
|
|
|
|
|
|
Telesto |
|
|
|
|
|
|
|
|
Tethys |
|
|
|
|
|
|
|
|
Titan |
|
|
|
|
|
|
 |
Uranus |
|
Gas giant |
19.18 |
51,118 |
8.68 x 1025 |
30,799.10 |
−0.72 |
|
|
Ariel |
|
|
|
|
|
|
|
|
Belinda |
|
|
|
|
|
|
|
|
Bianca |
|
|
|
|
|
|
|
|
Caliban |
|
|
|
|
|
|
|
|
Cordelia |
|
|
|
|
|
|
|
|
Cressida |
|
|
|
|
|
|
|
|
Desdemona |
|
|
|
|
|
|
|
|
Juliet |
|
|
|
|
|
|
|
|
Miranda |
|
|
|
|
|
|
|
|
Oberon |
|
|
|
|
|
|
|
|
Ophelia |
|
|
|
|
|
|
|
|
Portia |
|
|
|
|
|
|
|
|
Prospero |
|
|
|
|
|
|
|
|
Puck |
|
|
|
|
|
|
|
|
Rosalind |
|
|
|
|
|
|
|
|
Setebos |
|
|
|
|
|
|
|
|
Stephano |
|
|
|
|
|
|
|
|
Sycorax |
|
|
|
|
|
|
|
|
Titania |
|
|
|
|
|
|
|
|
Trinculo |
|
|
|
|
|
|
|
|
Umbriel |
|
|
|
|
|
|
 |
Neptune |
|
Gas giant |
30.06 |
49,528 |
1.02 x 1026 |
60,190.03 |
0.67 |
|
|
Despina |
|
|
|
|
|
|
|
|
Galatea |
|
|
|
|
|
|
|
|
Larissa |
|
|
|
|
|
|
|
|
Naiad |
|
|
|
|
|
|
|
|
Nereid |
|
|
|
|
|
|
|
|
Proteus |
|
|
|
|
|
|
|
|
Thalassa |
|
|
|
|
|
|
|
|
Triton |
|
|
|
|
|
|
 |
Ceres |
|
Dwarf planet |
2.77 |
950 |
9.43×1020 |
1679.67 |
0.38 |
 |
Pluto |
|
Dwarf planet |
39.44 |
2,360 |
1.30 × 1022 |
89,865.65 |
−6.39 |
|
|
Charon |
|
|
|
|
|
|
|
|
Hydra |
|
|
|
|
|
|
|
|
Nix |
|
|
|
|
|
|
|
Haumea |
|
Dwarf planet |
43.34 |
1,960x 1,518
x 996
(ellipsoid)
|
4.00 x 1021 |
103,468.00 |
0.16 |
|
Makemake |
|
Dwarf planet |
45.79 |
1,300-1,900 |
4.00 x 1021 |
113,183.00 |
not known |
|
Eris |
|
Dwarf planet |
67.67 |
2,400-3,000 |
1.67×1022 |
204,870.00 |
0.30 |
|
- All dimensions are approximate, particularly those of the dwarf planets
- An Astronomical unit (AU) is 149,597,871 km (92,955,807 miles), Earth’s mean distance from the Sun
- Negative values of rotation period indicate that the planet rotates in the direction opposite to that in which it orbits the Sun (retrograde rotation)
|
^^ Back to top of page
Created 29 October 2012
< The Mine.