| Apoapsis
|
19,640 km (1.31285e-4 AU, 12,203.73 mi) +
|
| Axial tilt
|
0 rad (0 °, 0 grad) +
|
| Circumference
|
8.24891e-4 AU (123,402 km, 76,678.448 mi) +
|
| Color
|
#AAAAAA +
|
| Date of discovery
|
2 July 1978 +
|
| Discoverer
|
James W. Christy +
|
| Equatorial radius
|
586 km (364.124 mi) +
|
| Escape speed
|
0.58 km/s (2,088 km/h, 0.36 mi/s, 1,297.423 mph) +
|
| Inclination
|
0 rad (0 °, 0 grad) +
|
| Lunar mass
|
1.9e+21 kg (0.0259 M☾, 3.17939e-4 M⊕) +
|
| Lunar surface area
|
4,580,000 km² (1,768,347.886 mi², 0.121 A☾, 0.00898 A⊕) +
|
| Mean temperature
|
53 K (-220.15 °C, -364.27 °F, 95.4 °R) +
|
| Member of
|
Moon +,
Solar system +
|
| Orbital eccentricity
|
0 +
|
| Orbital speed
|
0.23 km/s (828 km/h, 0.143 mi/s, 514.495 mph) +
|
| Order
|
1 +
|
| Periapsis
|
19,640 km (1.31285e-4 AU, 12,203.73 mi) +
|
| Planet density
|
1,650 kg/m³ (1.65 g/ml, 103.006 lb/ft³) +
|
| Primary
|
Pluto +
|
| Semi-major axis
|
19,640 km (1.31285e-4 AU, 12,203.73 mi) +
|
| Sidereal day
|
153.294 h (6.387 da) +
|
| Sidereal period
|
6.387 da (0.0175 a) +
|
| Surface gravity
|
0.278 m/s² (0.912 ft/s², 0.0283 g) +
|
| Visiting mission
|
New Horizons mission +
|
| Categories |
Astronomy +,
Solar system +,
Moon +,
Pluto +,
Charon +
|
