Comet: Difference between revisions
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'''Comets''' are small balls of ice, gas and dust in a strongly elliptical orbit with the Sun at one end. They are only visible when they are near the Sun but are much larger than they seem - the tail of some comets is over 1,000,000km long. | '''Comets''' are small balls of ice, gas and dust in a strongly elliptical orbit with the Sun at one end. They are only visible when they are near the Sun but are much larger than they seem - the tail of some comets is over 1,000,000km long. | ||
Revision as of 12:22, 10 February 2012
Comets are small balls of ice, gas and dust in a strongly elliptical orbit with the Sun at one end. They are only visible when they are near the Sun but are much larger than they seem - the tail of some comets is over 1,000,000km long.
Examples
- Halley's Comet
- Tago-Sato-Kosaka Comet