Comet: Difference between revisions
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'''Comets''' are balls of ice, gas and dust that have elliptical orbits round the Sun. They | '''Comets''' are balls of ice, gas and dust that have elliptical orbits round the Sun. They become visible as they approach the Sun but are much larger than they seem - the tail of some comets is over 1,000,000km long. | ||
==Examples== | ==Examples== | ||
*Halley's Comet | *Halley's Comet | ||
*Tago-Sato-Kosaka Comet | *Tago-Sato-Kosaka Comet | ||
Revision as of 18:48, 10 February 2012
Comets are balls of ice, gas and dust that have elliptical orbits round the Sun. They become visible as they approach 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