Sagittarius (constellation)

Sagittarius
Constellation
Sagittarius
AbbreviationSgr
GenitiveSagittarii
Pronunciation/ˌsæɪˈtɛəriəs/,
genitive /-i/
Symbolismthe Archer
Right ascension19h
Declination−25°
QuadrantSQ4
Area867 sq. deg. (15th)
Main stars12, 8
Bayer/Flamsteed
stars
68
Stars with planets32
Stars brighter than 3.00m7
Stars within 10.00 pc (32.62 ly)3
Brightest starε Sgr (Kaus Australis) (1.79m)
Messier objects15
Bordering
constellations
Visible at latitudes between +55° and −90°.
Best visible at 21:00 (9 p.m.) during the month of August.

Sagittarius is one of the constellations of the zodiac and is located in the Southern celestial hemisphere. It is one of the 48 constellations listed by the 2nd-century astronomer Ptolemy and remains one of the 88 modern constellations. Its old astronomical symbol is (♐︎). Its name is Latin for "archer". Sagittarius is commonly represented as a centaur drawing a bow. It lies between Scorpius and Ophiuchus to the west and Capricornus and Microscopium to the east.

The center of the Milky Way lies in the westernmost part of Sagittarius (see Sagittarius A).


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