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  This comet was discoverd by Lewis Swift and Horace TuttleThis Comet moves closer to the sun every 120 years.It was named after the discoveres last names.
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  halleys comet was last seen in 1986 and will be seen again in 2061
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  when shoe maker levy 9 collided with jupiter
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  Hale Bopp holds a record of longest naked-eye visibility.An astonishing 19 months
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  Pronounced "hyah-koo-tah-kay". The Hubble Spce telescope studied the nucleous of ths comet in great detail. It's orbit will not bring it near the Sun for about 14.000 years