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Aquila is a constellation on the celestial equator. Its name is Latin for 'eagle' and it represents the bird that carried Zeus/Jupiter's thunderbolts in Greek-Roman mythology. Its brightest star, Altair, is one vertex of the Summer Triangle asterism. The constellation is best seen in the northern summer, as it is located along the Milky Way.
Gamma Aquilae, Latinized from γ Aquilae, and formally known as Tarazed / ˈ t ær ə z ɛ d /, [10] is a star in the constellation of Aquila. It has an apparent visual magnitude of 2.712, [2] making it readily visible to the naked eye at night. Parallax measurements place it at a distance of 395 light-years (121 parsecs) from the Sun. [1]
Andromeda is one of the 48 constellations listed by the 2nd-century Greco-Roman astronomer Ptolemy, and one of the 88 modern constellations.Located in the northern celestial hemisphere, it is named for Andromeda, daughter of Cassiopeia, in the Greek myth, who was chained to a rock to be eaten by the sea monster Cetus.
Altair in comparison with the Sun. Along with β Aquilae and γ Aquilae, Altair forms the well-known line of stars sometimes referred to as the Family of Aquila or Shaft of Aquila. [16]: 190 Altair is a type-A main-sequence star with about 1.8 times the mass of the Sun and 11 times its luminosity.
Equirectangular plot of declination vs right ascension of the modern constellations with a dotted line denoting the ecliptic. Constellations are colour-coded by family and year established. Constellation families are collections of constellations sharing some defining characteristic, such as proximity on the celestial sphere , common historical ...
Hydra is the largest constellation, covering more than 1 ⁄ 32 of the night sky and 19 times the area of Crux, the smallest constellation. The International Astronomical Union (IAU) designates 88 constellations of stars.
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Xi Aquilae (ξ Aquilae, abbreviated Xi Aql, ξ Aql), officially named Libertas / ˈ l ɪ b ər t æ s /, [10] is a red-clump giant star located at a distance of 186 light-years (57 parsecs) from the Sun in the equatorial constellation of Aquila.