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Comets: Facts About The 'Dirty Snowballs' of Space
Learn about the composition and orbit of comets, as well as the history of their discovery, famous comets and space missions to analyze them.
Comets | NASA
NASA.gov brings you the latest images, videos and news from America's space agency. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind.
Overview | Comets – Solar System Exploration: NASA Science
Comets are cosmic snowballs of frozen gases, rock and dust that orbit the Sun. When frozen, they are the size of a small town. When a comet's orbit brings it close to the Sun, it heats up and spews dust and gases into a giant glowing head larger than most planets.
Comet - Wikipedia
Comets – nucleus, coma and tail: Top: 9P/Tempel (impactor collision: Deep Impact), 67P/Churyumov–Gerasimenko (Rosetta) Middle: 17P/Holmes and its blue ionized tail, and 81P/Wild (Wild 2) visited by Stardust Bottom: Hale–Bopp seen from Earth in 1997, and C/2011 W3 (Lovejoy) imaged from Earth orbit A comet is an icy small Solar System body ...
Comets | Facts and Information on Visible Comets
Get your latest comet news here. See if any visible comets are up in tonight's night sky and learn about comet ISON's famous demise.
Comet Facts ☄ - Interesting Facts about Comets - Space Facts
What is a Comet? A comet is a very small solar system body made mostly of ices mixed with smaller amounts of dust and rock. Most comets are no larger than a few kilometres across.
Comets facts, pictures and information - The Nine Planets
Unlike the other small bodies in the solar system, comets have been known since antiquity. There are Chinese records of Comet Halley going back to at least 240 BC
What Are Comets? - Time and Date
Comets are small celestial bodies that orbit the Sun. Primarily made of dust and ice, many have a tail (coma) and are thought to be remnants of the formation of the Solar System.
Comets - Astronomy For Kids - KidsAstronomy.com
What are comets? A comet is a small world which scientists sometimes call a planetesimal. They are made out of dust and ice, kind of like a dirty snow ball.
MN Comets - Official Site
Congratulations MN Comets 7th Grade Elite on your 4-0 Record and "Be The Best Championship in Ames, IA!