Space Environment Laboratory Solar Imaging System (Governmental » NASA)

Abbreviations dictionary. 2012.

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  • SELSIS — Space Environment Laboratory Solar Imaging System Contributor: CASI …   NASA Acronyms

  • Gliese 581 c — Planetbox begin name = Gliese 581 c Planetbox star star = Gliese 581 constell = Libra RA = RA|15|19|26 DEC = DEC|−07|43|20 dist ly = 19.9 dist pc = 6.12 class = M2.5VPlanetbox orbit period = 12.93cite encyclopedia | title = Planet : Gl 581 c |… …   Wikipedia

  • Gliese 581 — Gliese 581 The star Gliese 581. Digitized Sky Survey photo. Observation data Epoch J2000.0      Equinox J2000.0 (ICRS) …   Wikipedia

  • Drake equation — This article is about Frank Drake s equation. For the Tub Ring music album, see Drake Equation (album). The Drake equation (sometimes called the Green Bank equation or the Green Bank Formula) is an equation used to estimate the number of… …   Wikipedia

  • Extrasolar planet — Planet Fomalhaut b (inset against Fomalhaut s interplanetary dust cloud) imaged by the Hubble Space Telescope s coronagraph (NASA photo) …   Wikipedia

  • Black body — As the temperature decreases, the peak of the blackbody radiation curve moves to lower intensities and longer wavelengths. The blackbody radiation graph is also compared with the classical model of Rayleigh and Jeans …   Wikipedia

  • HD 209458 b — Extrasolar planet List of extrasolar planets Size comparison of HD 209458 b with Jupiter. Parent star Star …   Wikipedia

  • Byr — was formerly used in English language geology and astronomy as a unit of one billion years. The B is an abbreviation for billion (meaning thousand million), with yr simply an abbreviation for year . Today, the term gigaannum (Ga) is also used,… …   Wikipedia

  • 13P/Olbers — Infobox Comet name=13P/Olbers discoverer=Heinrich Olbers discovery date=March 6, 1815 designations=1815 E1; 1887 Q1; 1887 V; 1887f; 1956 A1; 1956 IV; 1956a epoch=1956 10 14 (JD ?) semimajor=16.9067774 AU [Sofie Spjuth,… …   Wikipedia

  • Ocean planet — Illustration of a hypothetical ocean planet with a terrestrial atmosphere and two satellites An ocean planet (also termed a waterworld) is a hypothetical type of planet whose surface is completely covered with an ocean of water. Planetary objects …   Wikipedia

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