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Living on a Comet: 'Dirty Snowball' Facts Explained (Infographic)

Chart shows conditions on Halley's Comet.
Halley's Comet, a dusty ball of ice and frozen gases, spends most of its time in the chilly outland of the solar system. (Image credit: By Karl Tate, Infographics Artist)

A comet is a mountain of ice and dust, tumbling through space. When a comet approaches the sun, its ices sublimate (turn from solid to gas). Vapor, dust and gases stream out to form a hazy tail behind the comet.

Karl Tate
Karl's association with SPACE.com goes back to 2000, when he was hired to produce interactive Flash graphics. Starting in 2010, Karl has been TechMediaNetwork's infographics specialist across all editorial properties.  Before joining SPACE.com, Karl spent 11 years at the New York headquarters of The Associated Press, creating  news graphics for use around the world in newspapers and on the web.  He has a degree in graphic design from Louisiana State University. To find out what his latest project is, you can follow Karl on Google+.

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