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== Gallery == <gallery mode="packed" heights="175"> File:Comet_C2020F3_NEOWISE_over_California_desert_landscape.png|[[Comet Neowise|Comet C/2020 F3 NEOWISE]], July 2020 File:Comet P1 McNaught02 - 23-01-07-edited.jpg|Comet [[C/2006 P1]] (McNaught) taken from Victoria, Australia 2007 File:Great Comet of 1882.jpg|The [[Great Comet of 1882]] is a member of the [[Kreutz sungrazer|Kreutz group]] File:Great Comet 1861.jpg|Austrian astronomer [[Edmund Weiss]] sketched the [[C/1861 J1|Great Comet of 1861]] File:X-rays from Hyakutake.jpg|[[Comet Hyakutake]] ([[X-ray]], [[ROSAT]] satellite) File:Asteroid P2013 P5 v2.jpg|"Active asteroid" [[311P/PANSTARRS]] with several tails<ref>{{cite web |url=https://hubblesite.org/contents/news-releases/2013/news-2013-52.html |title=NASA's Hubble Sees Asteroid Spout Six Comet-like Tails |publisher=NASA |website=Hubblesite.org |date=7 November 2013 |access-date=21 November 2019}}</ref> File:NASA-14090-Comet-C2013A1-SidingSpring-Hubble-20140311.jpg|[[C/2013 A1|Comet Siding Spring]] ([[Hubble Space Telescope|Hubble]]; 11 March 2014) File:Comets WISE.jpg|Mosaic of 20 comets discovered by the [[Wide-field Infrared Survey Explorer|WISE]] space telescope File:PIA22419-Neowise-1stFourYearsDataFromDec2013-20180420.gif|[[NEOWISE]] β Comets appear in yellow in [[Neowise]]'s first four years of collecting data (December 2013 to December 2017) File:Lovejoy-hi1a srem dec12 14.gif|The [[STEREO]] solar observatory filmed [[C/2011 W3|Comet Lovejoy]] moving against the [[solar wind]] as it approached the Sun in December 2011 File:ITS Impact.gif|View from ''[[Deep Impact (spacecraft)|Deep Impact]]''{{'}}s impactor in its last moments before hitting [[Tempel 1|Comet Tempel 1]], July 4, 2005 </gallery> ;Videos <gallery mode="packed" heights="175"> File:NASA Developing Comet Harpoon for Sample Return.ogv|NASA is developing a comet harpoon for returning samples to Earth File:Encke tail rip off.ogg|The [[STEREO]] solar observatory filmed [[Comet Encke]] temporarily losing its tail, April 20, 2007 </gallery> {{clear}}
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