Difference between revisions of "Nix"
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|origname = Greek ''Nyx'' night | |origname = Greek ''Nyx'' night | ||
|primary=Pluto | |primary=Pluto | ||
| + | |order=1 | ||
|periapsis=48,578 km | |periapsis=48,578 km | ||
|apoapsis=48,772 km | |apoapsis=48,772 km | ||
Revision as of 00:53, February 10, 2008
| Nix | |
|---|---|
 | |
| Date of discovery | 2005 |
| Name of discoverer | Hubble Space Telescope Team |
| Name origin | Greek Nyx night |
| Orbital characteristics | |
| Primary | Pluto |
| Order from primary | 1 |
| Perihadion | 48,578 km |
| Aphadion | 48,772 km |
| Semi-major axis | 48,675 km |
| Orbital eccentricity | 0.002 |
| Sidereal month | 24.856 da |
| Inclination | 0.04° to Pluto's equator |
| Physical characteristics | |
| Mass | 5 * 1016 kg (8.36681 * 10-7% earth) |
| Equatorial radius | 25 km |
| Mean temperature | 44 K |
Nix is the second or middle moon of the dwarf planet Pluto. It was discovered by the Hubble Space Telescope team in June of 2005.
Reference
- Arnett, Bill. "Pluto." <http://www.nineplanets.org/> Accessed January 22, 2008.
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