(of venusian atmosphere)
61Extraterrestrial life — For fiction, see Extraterrestrials in fiction. For other uses, see Alien (disambiguation). A 1967 Soviet Union 16 kopeks postage stamp, depicting a satellite from an imagined extraterrestrial civilization …
62astronomy — /euh stron euh mee/, n. the science that deals with the material universe beyond the earth s atmosphere. [1175 1225; ME astronomie ( < AF) < L astronomia < Gk. See ASTRO , NOMY] * * * I Science dealing with the origin, evolution, composition,… …
63extraterrestrial life — Introduction life that may exist or may have existed in the universe outside of Earth. The search for extraterrestrial life encompasses many fundamental scientific questions. What are the basic requirements for life? Could life have arisen… …
64Space science — is an all encompassing term that describes all of the various science fields that are concerned with the study of the Universe, generally also meaning excluding the Earth and outside of the Earth s atmosphere . Originally, all of these fields… …
65meteorite crater — crater (def. 2). * * * Depression that results from the impact of a meteorite with a solid object in space. Impact craters have been discovered on Earth, the Moon, Mars, other planets and satellites, and asteroids; they probably occur on… …
66Energetic neutral atom — ENAs redirects here. For other uses, see Enas (disambiguation). Neutral Atom Imaging redirects here. For other uses, see Atom (disambiguation). ENA images of the fluctuation of Earth s ring current during July 15–16, 2000 geomagnetic storm made… …
67Mariner 2 — Operator NASA Major contractors Jet Propulsion Laboratory Mission type Flyby …
68Planets in science fiction — are fictional planets that appear in various media, especially those of the science fiction genre, as story settings or depicted locations. [cite book last = Mann first = George authorlink = coauthors = title = The Mammoth Encyclopedia of Science …
69Ray Harryhausen — at Forbidden Planet, London. Born Raymond Frederick Harryhausen June 29, 1920 (1920 06 29) (age 91) Los Angeles, California, U.S …
70Cytherean — The term Cytherean can be used to refer to things from or related to the planet Venus, pictured here. Cytherean is an adjective meaning pertaining to Cythera (Greek Κύθηρα, also transliterated Kythera or Kithira) , a small island now part of… …
