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twinkling
(Encyclopedia)twinkling, in astronomy: see seeing. ...Cannon, Annie Jump
(Encyclopedia)Cannon, Annie Jump, 1863–1941, American astronomer, b. Dover, Del. In 1897 she became an assistant in the Harvard College Observatory, where (1911–38) she was astronomer and curator of astronomica...False Cross
(Encyclopedia)False Cross, in astronomy: see Carina. ...Xena
(Encyclopedia)Xena, in astronomy: see Eris.gamma-ray astronomy
(Encyclopedia)gamma-ray astronomy, study of astronomical objects by analysis of the most energetic electromagnetic radiation they emit. Gamma rays are shorter in wavelength and hence more energetic than X rays (see...encounter theory
(Encyclopedia)encounter theory, in astronomy, see solar system. ...Fischer von Erlach, Johann Bernhard
(Encyclopedia)Fischer von Erlach, Johann Bernhard yōˈhän bĕrnˈhärt fĭshˈər fən ērˈläkh [key], 1656–1723, the leading Austrian baroque architect. After studying in Rome he returned to Vienna. In 1705 ...population I and II
(Encyclopedia)population I and II, in astronomy: see stellar populations. ...aether
(Encyclopedia)aether: see ether, in physics and astronomy. ...Gibraltar, Strait of
(Encyclopedia)Gibraltar, Strait of jĭbrôlˈtər [key], Lat. Fretum Herculeum or Fretum Gaditanum, passage, c.36 mi (58 km) long, connecting the Atlantic and the Mediterranean, between southernmost Spain and north...Browse by Subject
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