BBC - Science & Nature - Space - Comets
URL: http://www.bbc.co.uk/science/space/solarsystem/comets/index.shtml
(1 vote)
Submitted: Tue Oct 19 2004
Rating: 10.00
Votes: 1
CT: Space Objects and Comets: BBC - Science & Nature - Space - Comets
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Icy chunks of water and dust that originate in the outer Solar System. When they come near the Sun they vapourise, developing a bright tail. REASONS TO VISIT See the frozen relics of the formation of the Solar System Visit the Kuiper belt or the Oort cloud, where these icy chunks wander through outer space Examine their composition to see if comets brought life to Earth