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Capricornus is a faint constellation, with only one star above magnitude 3; its alpha star has a magnitude of only 3.6. The brightest star in Capricornus is δ Capricorni, also called Deneb Algedi, with a magnitude of 2.9, located 39 light-years from Earth. Like several other stars such as Denebola and Deneb, it is named for the Arabic word for ...
Messier 30. Messier 30 (also known as M30, NGC 7099, or the Jellyfish Cluster) is a globular cluster of stars in the southeast of the southern constellation of Capricornus, at about the declination of the Sun when the latter is at December solstice. [a] It was discovered by the French astronomer Charles Messier in 1764, who described it as a ...
Gamma Capricorni or γ Capricorni, formally named Nashira (/ ˈnæʃɪrə /), [12] is a giant star in the constellation of Capricornus. Based on parallax measurements obtained during the Hipparcos mission, it is located at a distance of approximately 157 light-years from the Sun. The star is drifting closer with a radial velocity of −31 km/s. [6]
IAU designated constellations. In contemporary astronomy, 88 constellations are recognized by the International Astronomical Union (IAU). [1] Each constellation is a region of the sky bordered by arcs of right ascension and declination, together covering the entire celestial sphere. Their boundaries were officially adopted by the International ...
data. Alpha2 Capricorni (α2 Capricorni), or Algedi / ælˈdʒiːdi /, [9][10] is a triple star system [11] in the southern constellation of Capricornus. It is visible to the naked eye with an apparent visual magnitude of +3.57. [2] It is separated from the fainter α¹ Capricorni by 0.11° of the sky, a gap just resolvable with the naked eye ...
Piscis Austrinus is a constellation in the southern celestial hemisphere. The name is Latin for "the southern fish", in contrast with the larger constellation Pisces, which represents a pair of fish. Before the 20th century, it was also known as Piscis Notius. Piscis Austrinus was one of the 48 constellations listed by the 2nd-century ...
Coordinates: 20 h 18 m 03.3 s, −12° 32′ 41″. Alpha Capricorni (α Capricorni, abbreviated Alpha Cap, α Cap) is an optical double star in the constellation of Capricornus. The two physically unrelated components are designated: α 1 Capricorni. α 2 Capricorni (also named Algedi[1]). They are separated by 0.11° on the sky, and ...
Delta Capricorni, or δ Capricorni, is a binary star located 38.7 light-years from the Sun in the constellation of Capricornus (the Sea Goat).The system consists of an eclipsing binary, [12] Delta Capricorni A, and two visual companions that are over 10 magnitudes fainter, labeled B and C. [13] Delta Capricorni A's two components are designated Delta Capricorni Aa (formally named Deneb Algedi ...