Details : Item 214
| Mom | Son | Bird | Cat | Daughter | Dad | Dog | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Terrestrial planets |  |  |  |  |  |  |  | ||||
| Gas giants |  |  |  |  |  |  |  | ||||
| Gas giants 2 |  |  |  |  |  |  |  | ||||
| Ice giants |  |  |  |  |  |  |  | ||||
| Dwarf planets |  |  |  |  |  |  |  | ||||
| Others |  |  |  |  |  |  |  | ||||
 | |||||||||||
| Famille : Dwarf planets/Mom |
|---|
|
| Pluto |
| Dwarf planet Originally considered the ninth planet from the Sun. On July 14, 2015, the New Horizons spacecraft became the first spacecraft to fly by Pluto. |
| Properties | |
|---|---|
| Albedo | 0.44-0.61 |
| Radius (km) | 1,186 |
| Mass (kg) | 13.105x10+22 |
| Density (g/cm3) | 1.87 |
| Gravity (m/s2) | 0.61 |
| Orbital period (days) | 90,581 |
| Orbital speed (km/s) | 4.67 |
| Temperature (K) | 44 |
| Discovery date | 1930 (C. Tombaugh) |