Pluto
The outermost planet in our solar system and it′s double Charon. Pluto is much smaller than the Moon. Its highly eccentric orbit, with an average radius of 39.4 AU sometimes takes it within the orbit of Neptune. Pluto has a very thin atmosphere consisting mainly of methane and nitrogen. The average surface temperature is 50 K.
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| Equatorial diameter | 2300000 | m | Clip |
| Average Density | 2030 | kgm-3 | Clip |
| Axial tilt | 57.5 | degrees | Clip |
| Rotational period | 6.38 | hours | Clip |
| Average surface temperature | -220 | °C | Clip |
| Maximum apparent magnitude | 13.6 | Clip | |
| Aphelion | 7375000000000 | m | Clip |
| Perihelion | 4425000000000 | m | Clip |
| Orbital tilt | 17.2 | degrees | Clip |
| Orbital period | 248.54y | y=Earth year, d=Earth day | Clip |
paste all data into clipboardSee also: Earth, Jupiter, Mars, Mercury, Neptune, Saturn, Solar System, Sun, Uranus, Venus.
- Weblinks:
- NASA Photographic Library Photographs from NASA available for viewing and download.
- The Nine Planets A Multimedia Tour of the Solar System: one star, eight planets, and more.