cometary nucleus
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cometary — comet ► NOUN ▪ a celestial object moving around the solar system, consisting of a nucleus of ice and dust and, when near the sun, a diffuse tail. DERIVATIVES cometary adjective. ORIGIN Greek kom t s long haired star … English terms dictionary
Comet nucleus — The nucleus of Comet Tempel 1. The nucleus is the solid, central part of a comet, popularly termed a dirty snowball. A cometary nucleus is composed of rock, dust, and frozen gases. When heated by the Sun, the gases sublimate and produce an… … Wikipedia
Coma (cometary) — The comet Ikeya Zhang exhibiting a bright, condensed coma (March 2002) In astronomy, a coma (from the Greek κόμη, hair ) is the nebulous envelope around the nucleus of a comet. It is formed when the comet passes close to the Sun on its highly… … Wikipedia
comet — cometary /kom i ter ee/, cometic /keuh met ik/, cometical, adj. cometlike, adj. /kom it/, n. Astron. a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and… … Universalium
Comet Hale–Bopp — C/1995 O1 (Hale–Bopp) Discovery Discovered by: Alan Hale and Thomas Bopp Discovery date: July 23, 1995 Alternate designations: The Great Comet of … Wikipedia
Halley's Comet — For the video game, see Halley s Comet (video game). 1P/Halley (Halley s Comet) Halley s Comet on March 8, 1986 Discovery … Wikipedia
Comet Hale-Bopp — Infobox Comet name=C/1995 O1 (Hale Bopp) discoverer=Alan Hale and Thomas Bopp discovery date=23 July 1995 designations=The Great Comet of 1997, C/1995 O1 epoch=2450460.5 semimajor=186 AU perihelion=0.91 AU aphelion=371 AU gravitational parameter… … Wikipedia
CONSERT — (COmet Nucleus Sounding Experiment by Radiowave Transmission) is a scientific experiment on board the European Space Agency s Rosetta mission, launched in 2004, which will provide information about the deep interior of the comet 67P/Churyumov… … Wikipedia
Deep Impact (spacecraft) — For other uses, see Deep Impact (disambiguation). Deep Impact Artist s conception of the Deep Impact space probe after impactor separation. Operator NASA / JPL Major contractors Ball Aerospace, JPL … Wikipedia
Comet Shoemaker-Levy 9 — Shoemaker Levy redirects here. For other Shoemaker Levy comets see List of periodic comets. Infobox Comet name=SL9 (Shoemaker Levy) caption=Image of Comet Shoemaker Levy 9 fragments (total: 21), taken on May 17, 1994 discoverer= Carolyn Shoemaker … Wikipedia
Comet Shoemaker–Levy 9 — D/1993 F2 (Shoemaker–Levy) Image of Comet Shoemaker–Levy 9 fragments (total: 21), taken on May 17, 1994 Discovery Discovered by: Carolyn Shoemaker Eugene M. Shoemaker David Levy Discovery date … Wikipedia
