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superior planet
(Encyclopedia)superior planet, planet whose orbit lies outside that of the earth. The superior planets are Mars, Jupiter, Saturn, Uranus, and Neptune. ...satellite, natural
(Encyclopedia)satellite, natural, celestial body orbiting a planet, dwarf planet, asteroid, or star of a larger size. The most familiar natural satellite is the earth's moon; thus, satellites of other planets are o...National Radio Astronomy Observatory
(Encyclopedia)National Radio Astronomy Observatory (NRAO), federal observatory for radio astronomy, founded in 1956 and operated under contract with the National Science Foundation by Associated Universities, Inc.,...Nuffield Radio Astronomy Laboratories
(Encyclopedia)Nuffield Radio Astronomy Laboratories: see Jodrell Bank Observatory. ...Young, Charles Augustus
(Encyclopedia)Young, Charles Augustus, 1834–1908, American astronomer, b. Hanover, N.H., grad. Dartmouth, 1853. He discovered the reversing layer of the solar atmosphere and proved the gaseous nature of the sun's...dwarf planet
(Encyclopedia)dwarf planet, a nonluminous body of rock or gas that orbits the sun and has a rounded shape due to its gravity. Unlike a planet, a dwarf planet is not capable of clearing its orbit of smaller objects ...Stratospheric Observatory for Infrared Astronomy
(Encyclopedia)Stratospheric Observatory for Infrared Astronomy: see infrared astronomy. ...Bode's law
(Encyclopedia)Bode's law [for J. E. Bode], also known as Titius's law or the Titius-Bode law, empirical relationship between the mean distances of the planets from the sun. If each number in the series 0, 3, 6, 12,...Low, Frank James
(Encyclopedia)Low, Frank James, 1933–2009, American astronomer and physicist, b. Mobile, Ala., grad. Yale (B.S. 1955), Rice Univ. (M.A. 1957, Ph.D 1959). Low, who worked at Texas Instruments and the National Radi...planet
(Encyclopedia)planet [Gr.,=wanderer], a large nonluminous body of rock, gas, or ice that orbits the sun or another star, has a rounded shape due to gravity, and has cleared its orbit of smaller objects. The term, o...Browse by Subject
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