| Apoapsis
|
7,375,927,931 km (49.305 AU, 4,583,189,132.342 mi) +
|
| Axial tilt
|
2.087 rad (119.591 °, 132.879 grad) +
|
| Circumference
|
188.925 AU (28,262,777,589.8 km, 17,561,675,806.913 mi) +
|
| Color
|
#EEBB88 +
|
| Date of discovery
|
1930 +
|
| Discoverer
|
Clyde W. Tombaugh +
|
| Dwarf planet mass
|
1.305e+22 kg (0.00218 M⊕, 0.178 M☾) +
|
| Dwarf planet surface area
|
17,950,000 km² (6,930,533.746 mi², 0.0352 A⊕, 0.473 A☾) +
|
| Escape speed
|
1.2 km/s (4,320 km/h, 0.746 mi/s, 2,684.324 mph) +
|
| Inclination
|
0.299 rad (17.142 °, 19.046 grad) +
|
| Maximum temperature
|
55 K (-218.15 °C, -360.67 °F, 99 °R) +
|
| Mean radius
|
1,195 km (742.539 mi) +
|
| Mean temperature
|
44 K (-229.15 °C, -380.47 °F, 79.2 °R) +
|
| Member of
|
Solar system +,
Dwarf planet +
|
| Minimum temperature
|
33 K (-240.15 °C, -400.27 °F, 59.4 °R) +
|
| Modification dateThis property is a special property in this wiki.
|
9 April 2011 18:02:41 +
|
| Name origin
|
Greco-Roman god of wealth and the underworld +
|
| Orbital eccentricity
|
0.249 +
|
| Orbital speed
|
4.666 km/s (16,797.6 km/h, 2.899 mi/s, 10,437.545 mph) +
|
| Order
|
10 +
|
| Periapsis
|
4,436,824,613 km (29.658 AU, 2,756,914,999.528 mi) +
|
| Planet density
|
2,030 kg/m³ (2.03 g/ml, 126.729 lb/ft³) +
|
| Primary
|
Sun +
|
| Rotation speed
|
0.0131 km/s (47.18 km/h, 0.00814 mi/s, 29.316 mph) +
|
| Satellite
|
Nix +,
Hydra (moon) +,
Charon +
|
| Satellites
|
3 +
|
| Semi-major axis
|
5,906,376,272 km (39.482 AU, 3,670,052,065.935 mi) +
|
| Sidereal day
|
-153.294 h (-6.387 da) +
|
| Sidereal period
|
90,614.873 da (248.09 a) +
|
| Surface gravity
|
0.58 m/s² (1.903 ft/s², 0.0591 g) +
|
| Symbol
|
♇ +
|
| Synodic period
|
366.73 da (1.004 a) +
|
| Titius-Bode prediction
|
77.2 AU +
|
| Visiting mission
|
New Horizons mission +
|
| Categories |
Pluto,
Dwarf planet,
Solar system,
Astronomy
|
