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Lists of constellations. The following lists of constellations are available: IAU designated constellations – a list of the current, or "modern", constellations. Former constellations – a list of former constellations. Chinese constellations – traditional Chinese astronomy constellations.
All stars but one can be associated with an IAU (International Astronomical Union) constellation. IAU constellations are areas of the sky. Although there are only 88 IAU constellations, the sky is actually divided into 89 irregularly shaped boxes as the constellation Serpens is split into two separate sections, Serpens Caput (the snake's head) to the west and Serpens Cauda (the snake's tail ...
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 ...
Sirius. Ancient Greek: Σείριος 'the scorcher'; in Egyptian Sopdet, rendered in Greek as ΣῶθιςSōthis. As the brightest star in the sky, Sirius has proper names in numerous cultures, including Polynesian (Māori: Takurua; Hawaiian: Ka'ulua ('Queen of Heaven'), among others). Also known as the "Dog Star".
Constellation names are indicated in uppercase text. Selected star of magnitude 1.5 and brighter. Labeled with common name, star number, and Greek letter to indicate Bayer designation. Selected star of magnitude 1.6 and fainter. Labeled with common name, star number, and Greek letter to indicate Bayer designation.
In practice, names are only universally used for the very brightest stars (Sirius, Arcturus, Vega, etc.) and for a small number of slightly less bright but "interesting" stars (Algol, Polaris, Mira, etc.). For other naked eye stars, the Bayer or Flamsteed designation is often preferred.
List of stars in Andromeda. List of stars in Antlia. List of stars in Apus. List of stars in Aquarius. List of stars in Aquila. List of stars in Ara. List of stars in Argo Navis. List of stars in Aries. List of stars in Auriga.
IAU designated constellations by area. 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. In the table below, they are ranked by the solid angle that they subtend in the sky ...