Sir Bernard Lovell summary

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Sir Bernard Lovell, (born Aug. 31, 1913, Oldland Common, Gloucestershire, Eng.—died Aug. 6, 2012, Swettenham, Cheshire), British radio astronomer. He received a Ph.D. from the University of Bristol, worked for the Air Ministry during World War II, and lectured at the University of Manchester after the war. He built the first giant radio telescope (1957) at Jodrell Bank, near Manchester; with a bowl diameter of 250 ft (76 m), the instrument is used for astronomical research and spacecraft tracking and communication.

radio and radar astronomy Summary

Radio and radar astronomy, study of celestial bodies by examination of the radio-frequency energy they emit or reflect. Radio waves penetrate much of the gas and dust in space, as well as the clouds of planetary atmospheres, and pass through Earth’s atmosphere with little distortion. Radio

radio telescope Summary

Radio telescope, astronomical instrument consisting of a radio receiver and an antenna system that is used to detect radio-frequency radiation between wavelengths of about 10 metres (30 megahertz [MHz]) and 1 mm (300 gigahertz [GHz]) emitted by extraterrestrial sources, such as stars, galaxies, and

astronomy Summary

Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena. Until the invention of the telescope and the discovery of the laws of motion and gravity in the 17th century, astronomy was primarily concerned with noting and predicting the positions of the Sun, Moon, and