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At its first General Assembly held in Rome in 1922, the IAU’s Commission on Notations and Units agreed on a list of 88 constellations covering the entire sky, with three-letter abbreviations of their Latin names. These are the 88 IAU constellations that are still recognised today, as described in more detail below.
- As Constelações (Brazilian Portuguese)
Eugène Delporte originalmente listou 88 constelações...
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Eugène Delporte originalmente listou 88 constelações...
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- As Constelações (Brazilian Portuguese)
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.
ConstellationAbbreviations(iau [5])Abbreviations(nasa [6])GenitiveAndromeda / ænˈdrɒmɪdə / [7]AndAndrAndromedaeAntlia / ˈæntliə / [7]AntAntlAntliaeApus / ˈeɪpəs / [8]ApsApusAquarius / əˈkwɛəriəs / [7]AqrAqarAquariiThere are 88 constellations officially recognized by the International Astronomical Union (IAU). 36 modern constellations predominantly lie in the northern sky, while 52 are found in the southern celestial hemisphere. Most constellations (more than 40) represent animals.
- Origin of The Constellations
- IAU and The 88 Constellations
- Constellation Names
Ever since people first wandered the Earth great significance has been given to the celestial objects seen in the sky. Throughout human history and across many different cultures, names and mythical stories have been attributed to the star patterns in the night sky, thus giving birth to what we know as constellations. When were the first constellat...
Originally the constellations were defined informally by the shapes made by their star patterns, but, as the pace of celestial discoveries quickened in the early 20th century, astronomers decided it would be helpful to have an official set of constellation boundaries. One reason was to aid in the naming of new variable stars, which brighten and fad...
Each Latin constellation name has two forms: the nominative, for use when talking about the constellation itself, and the genitive, or possessive, which is used in star names. For instance, Hamal, the brightest star in the constellation Aries (nominative form), is also called Alpha Arietis (genitive form), meaning literally “the alpha of Aries”. Th...
The International Astronomical Union (IAU) established official boundaries for 88 constellations in 1922. The IAU constellation boundaries serve as the grid that maps the entire sky. Every star pattern or sky object is tagged with the IAU constellations that it contains or touches. Main Content Area.
The International Astronomical Union established official boundaries for 88 constellations in 1922. Each IAU constellation is designated by a three-letter abbreviation, such as "Tau" for Taurus the Bull. And - Andromeda the Princess of Ethiopia; Ant - Antlia the Air Pump; Aps - Apus the Bird of Paradise; Aql - Aquila the Eagle
List of the 88 official constellations defined by the International Astronomical Union (IAU). Click on each constellation to view the complete details.
