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Sagan, Carl Edward
(Encyclopedia)Sagan, Carl Edward sāˈgən [key], 1934–96, American astronomer and popularizer of science, b. New York City. Early in his career he investigated radio emissions from Venus and concluded that the c...European Astronaut Center
(Encyclopedia)European Astronaut Center (EAC): see European Space Agency. ...European Launcher Development Organization
(Encyclopedia)European Launcher Development Organization (ELDO): see European Space Agency. ...pump
(Encyclopedia)pump, device to lift, transfer, or increase the pressure of a fluid (gas or liquid) or to create a vacuum in an enclosed space by the removal of a gas (see vacuum pumps under vacuum). The centrifugal ...Ultima Thule
(Encyclopedia)Ultima Thule, in astronomy and space exploration, nickname for Arrokoth. ...Shepard, Alan Bartlett, Jr.
(Encyclopedia)Shepard, Alan Bartlett, Jr., 1923–98, American astronaut, b. East Derry, N.H., grad. Annapolis, 1944. He served on a destroyer during World War II and later had extensive experience as a test pilot....chancel
(Encyclopedia)chancel, primarily that part of the church close to the altar and used by the officiating clergy. In the early churches it was separated from the nave by a low parapet or open railing (cancellus), its...Mather, John Cromwell
(Encyclopedia)Mather, John Cromwell, 1946–, American astrophysicist, b. Roanoke, Va., Ph.D. Univ. of California, Berkeley, 1974. He has been a researcher at NASA's Goddard Space Flight Center in Greenbelt, Md., s...League City
(Encyclopedia)League City, city (1990 pop. 30,159), Galveston co., SE Tex.; inc. 1961. The aeronautics industry is of prime importance; NASA's Lyndon B. Johnson Space Center is nearby. There is also diversified lig...Riess, Adam Guy
(Encyclopedia)Riess, Adam Guy, 1969–, American astrophysicist, b. Washington, D.C., Ph.D. Harvard, 1996. He has been an astronomer at the Space Telescope Science Institute in Baltimore, Md., since 1999 and a prof...Browse by Subject
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