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Scorpius

(Encyclopedia)Scorpius –pēō [key] [Lat.,=the scorpion], conspicuous southern constellation lying on the ecliptic (the sun's apparent path through the heavens) between Sagittarius and Libra; it is one of the con...

Scorpio

(Encyclopedia)Scorpio, constellation: see Scorpius. ...

Scorpion, The

(Encyclopedia)Scorpion, The, English name for Scorpius, a constellation. ...

Shaula

(Encyclopedia)Shaula, bright star in the constellation Scorpius; Bayer designation Lambda Scorpii; 1992 position R.A. 17h33.7m, Dec. −37°06′. A bluish-white star of spectral class B1 V, its apparent magnitude ...

Antares

(Encyclopedia)Antares ăntârˈēz [key], brightest star in the constellation Scorpius; Bayer designation Alpha Scorpii; 1992 position R.A. 16h27.6m, Dec. −26°22′. A red supergiant of spectral class M1, Antare...

Libra

(Encyclopedia)Libra lēˈbrə, līˈ– [key] [Lat.,=the scales], southern constellation lying on the ecliptic (the sun's apparent path through the heavens) between Virgo and Scorpius; it is one of the constellatio...

Sagittarius

(Encyclopedia)Sagittarius săjĭtârˈēəs [key] [Lat.,=the archer], constellation lying on the ecliptic (the sun's apparent path through the heavens) between Scorpius and Capricornus; it is one of the constellati...

Milky Way

(Encyclopedia)CE5 Position of the sun in the Milky Way Milky Way, the galaxy of which the sun and solar system are a part, seen as a broad band of light arching across the night sky from horizon to horizon; if ...

X-ray astronomy

(Encyclopedia)X-ray astronomy, study of celestial objects by means of the X rays they emit, in the wavelength range from 0.01 to 10 nanometers. X-ray astronomy dates to 1949 with the discovery that the sun emits X ...

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