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In 2016, the International Astronomical Union (IAU) organized a Working Group on Star Names (WGSN) [2] to catalog and standardize proper names for stars. The WGSN's first bulletin, dated July 2016, [3] included a table of 125 stars comprising the first two batches of names approved by the WGSN (on 30 June and 20 July 2016) together with names of stars adopted by the IAU Executive Committee ...
The earliest naming system which is still popular is the Bayer designation using the name of constellations to identify the stars within them. [ 1 ] The IAU is the only internationally recognized authority for assigning astronomical designations to celestial objects and surface features on them. [ 2 ]
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The WGSN decided to attribute proper names to individual stars rather than entire multiple systems. For example, the name Fomalhaut specifically refers to the bright A component of a 3 star system. The informal names often attributed to other components in a physical multiple (e.g., Fomalhaut B) are treated as unofficial (albeit described as ...
This template is used as a header for a table of multiplanetary systems. Editors can experiment in this template's sandbox ( create | mirror ) and testcases ( create ) pages. Subpages of this template .
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A-type star In the Harvard spectral classification system, a class of main-sequence star having spectra dominated by Balmer absorption lines of hydrogen. Stars of spectral class A are typically blue-white or white in color, measure between 1.4 and 2.1 times the mass of the Sun, and have surface temperatures of 7,600–10,000 kelvin.
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