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eccentricity
(Encyclopedia)eccentricity, in astronomy: see orbit. ...Einstein Observatory
(Encyclopedia)Einstein Observatory: see X-ray astronomy. ...Lamont, Johann von
(Encyclopedia)Lamont, Johann von yōˈhän fən läˈmônt [key], 1805–79, Scottish-German astronomer and magnetician, b. Scotland. In 1817 he went to Ratisbon to study at the seminary. He remained in Germany to ...Al-Battani
(Encyclopedia)Al-Battani ălˌbətēˈnēəs [key], b. before 858, d. 929, Arab astronomer and mathematician. He is best known in astronomy for his improvements and corrections of the Ptolemaic tradition. His Kitab...False Cross
(Encyclopedia)False Cross, in astronomy: see Carina. ...Xena
(Encyclopedia)Xena, in astronomy: see Eris.Extreme Ultraviolet Explorer
(Encyclopedia)Extreme Ultraviolet Explorer: see ultraviolet astronomy. ...encounter theory
(Encyclopedia)encounter theory, in astronomy, see solar system. ...Gamma-Ray Observatory
(Encyclopedia)Gamma-Ray Observatory: see gamma-ray astronomy. ...International Ultraviolet Explorer
(Encyclopedia)International Ultraviolet Explorer: see ultraviolet astronomy. ...Browse by Subject
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