Main-belt comet
Encyclopedia : M : MA : MAI : Main-belt comet
Unlike most comets which originate in the Oort cloud, main-belt comets have near-circular orbits within the asteroid belt, but display a cometary dust tail (typically only near perihelion). It has been hypothesised that they may have been the source of Earth's water[link].
Presently there are three identified members:
- 133P/Elst-Pizarro
- (118401) 1999 RE70
- P/2005 U1
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| Planets: Mercury (planet)>Mercury - Venus - Earth - Mars - Jupiter - Saturn - Uranus - Neptune - Pluto |
| Other: Sun - Moon>The Moon - Asteroid belt - Main-belt comets - Kuiper belt - Scattered disc - Oort cloud |
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