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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 ...
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 ...
In 1922, the International Astronomical Union (IAU) formally accepted the modern list of 88 constellations, and in 1928 adopted official constellation boundaries that together cover the entire celestial sphere. [4] [5] Any given point in a celestial coordinate system lies in one of the modern constellations.
With 88 officially recognized constellation names, credit ancient Greeks
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.
The International Astronomical Union (IAU) designates 88 constellations. [1] In the table below, they are listed by geographical visibility according to latitude as seen from Earth, as well as the best months for viewing the constellations at 21:00 (9 p.m.).
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 ...
Canes Venatici (/ ˈkeɪniːz vɪˈnætɪsaɪ / KAY-neez vin-AT-iss-eye) is one of the 88 constellations designated by the International Astronomical Union (IAU). It is a small northern constellation that was created by Johannes Hevelius in the 17th century. Its name is Latin for ' hunting dogs ', and the constellation is often depicted in ...