67P/Churyumov–Gerasimenko
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67P/Churyumov–Gerasimenko is a Jupiter-family comet. It is originally from the Kuiper belt and has an orbital period of 6.45 years as of 2012, a rotation period of approximately 12.4 hours, and a maxi
Comet 67P/Churyumov–Gerasimenko in true colour, as seen by ESA's Rosetta spacecraft in December 2014
First image of comet taken by Rosetta on 21 March 2014, with Messier 107 in view
False-colour image of the comet outgassing, 15 April 2015
A reconstruction of the nucleus's shape based on Hubble observations in 2003
Coma (comet)
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The coma is the nebulous envelope around the nucleus of a comet, formed when the comet passes near the Sun in its highly elliptical orbit. As the comet warms, parts of it sublimate; this gives a comet
Structure of Comet Holmes in infrared, as seen by an infrared space telescope
Comet 17P/Holmes, 2007/11/02
Tempel 1 in X-ray light by Chandra
Artificially colored far-ultraviolet image (with film) of Comet Kohoutek (Skylab, 1973)