(Encyclopedia) Whitehall, street in Westminster borough, London, England. Because of the many British government offices on the street, Whitehall has become a synonym for the government. The name…
(Encyclopedia) red giant, star that is relatively cool but very luminous because of its great size. All normal stars are expected to pass eventually through a red-giant phase as a consequence of…
(Encyclopedia) sidereal time (ST), time measured relative to the fixed stars; thus, the sidereal day is the period during which the earth completes one rotation on its axis so that some chosen star…
(Encyclopedia) PleiadesPleiadesplēˈədēz, plīˈ– [key], in astronomy, famous open star cluster in the constellation Taurus; cataloged as M45. The cluster consists of some 500 stars, has a diameter of…
(Encyclopedia) AcruxAcruxāˈkrəks [key] [from the Bayer designation α Crucis], brightest star in the constellation Crux (Southern Cross); 1992 position R.A. 12h26.2m, Dec. −63°04′. Its apparent…
(Encyclopedia) BetelgeuseBetelgeusebētˈəlj&oomacr;zˌ [key], bright star in the constellation Orion; Bayer designation α Orionis; 1992 position R.A. 5h54.8m, Dec. +7°24′. A red supergiant with a…
(Encyclopedia) Trevino, Lee, 1939–, American golfer, b. Dallas, Tex. Personable, witty, and extremely popular, he won the U.S. Open twice (1968 and 1971), the British Open twice (1971–72), and the…
