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Telstar
(Encyclopedia)Telstar: see communications satellite. ...Global Positioning System
(Encyclopedia)Global Positioning System: see navigation satellite. ...photogrammetry
(Encyclopedia)photogrammetry: see aerial and satellite photography. ...Janus, in astronomy
(Encyclopedia)Janus jāˈnəs [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn X (or S10), Janus is an irregularly shaped (nonspherical) body measuring about 122 m...isobar
(Encyclopedia)isobar īˌsəbărˈĭk [key], line drawn on a weather map through points of equal atmospheric pressure. Isobars are used to define cyclones (low-pressure regions) and anticyclones (high-pressure regi...Charon, in astronomy
(Encyclopedia)Charon, in astronomy, the natural satellite, or moon, of Pluto. ...Dysnomia
(Encyclopedia)Dysnomia, in astronomy, the moon, or natural satellite, of Eris. ...Pickering, William Henry
(Encyclopedia)Pickering, William Henry, 1858–1938, American astronomer, b. Boston, grad. Massachusetts Institute of Technology (B.S., 1879). He taught at the Massachusetts Institute of Technology (1880–87) and ...Cambridge Bay
(Encyclopedia)Cambridge Bay, hamlet, Canadian government post and weather station, on the southeast shore of Victoria Island, Nunavut Territory. ...tetroon
(Encyclopedia)tetroon: see weather balloon.Browse by Subject
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