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  2. Astronomical naming conventions - Wikipedia

    en.wikipedia.org/wiki/Astronomical_naming...

    In this list, a star is identified by a lower-case letter of the Greek alphabet, followed by the Latin name of its parent constellation. The Bayer designation uses the possessive form of a constellation's name, which in almost every case ends in is, i or ae; um if the constellation's name is plural (see genitive case for constellations). In ...

  3. Constellation - Wikipedia

    en.wikipedia.org/wiki/Constellation

    People used them to relate stories of their beliefs, experiences, creation, and mythology. Different cultures and countries invented their own constellations, some of which lasted into the early 20th century before today's constellations were internationally recognized. The recognition of constellations has changed significantly over time.

  4. Star Names - Wikipedia

    en.wikipedia.org/wiki/Star-Names_and_Their_Meanings

    First published in 1899 as Star-Names and Their Meanings, [2] this work collected the origins of the names of stars and constellations from a panoply of sources, some primary but most secondary; also telling briefly the various myths and folklore connected with stars in the Greco-Roman tradition; as well as in the Arabic, Babylonian, Indian and Chinese traditions, for which, however, some ...

  5. Zodiac - Wikipedia

    en.wikipedia.org/wiki/Zodiac

    During the Abbasid era, Greek reference books were translated into Arabic, and Islamic astronomers then did their own observations, correcting Ptolemy's Almagest. One such book was Al-Sufi's Book of Fixed Stars, which has pictorial depictions of 48 constellations. The book was divided into three sections: constellations of the zodiac ...

  6. Stellar designations and names - Wikipedia

    en.wikipedia.org/wiki/Stellar_designations_and_names

    Rather, star names are selected on a non-commercial basis by a small number of international organizations of astronomers, scientists, and registration bodies, who assign names consisting usually of a Greek letter followed by the star's constellation name, or less frequently based on their ancient traditional name.

  7. Former constellations - Wikipedia

    en.wikipedia.org/wiki/Former_constellations

    These former constellations are often found in older books, star charts, or star catalogues. The 88 modern constellation names and boundaries were standardised by Eugene Delporte for the IAU in 1930, under an international agreement, removing any possible astronomical ambiguities between astronomers from different countries. [3]

  8. Ancient Greek astronomy - Wikipedia

    en.wikipedia.org/wiki/Ancient_Greek_astronomy

    Eudoxus is typically thought to have standardized the names of the constellations. The earliest extant description of the constellations, the Phaenomena of Aratus (270 BC), is the primary source for his work on this subject. The seventh and eighth books of the Almagest would constitute a star catalogue of the names, positions, and magnitudes of ...

  9. Sagittarius (constellation) - Wikipedia

    en.wikipedia.org/wiki/Sagittarius_(constellation)

    Sigma Sagittarii (σ Sgr) ("Nunki") is the constellation's second-brightest star at magnitude 2.08. Nunki is a B2V star approximately 260 light-years away. [6] "Nunki" is a Babylonian name of uncertain origin, but thought to represent the sacred Babylonian city of Eridu on the Euphrates, which would make Nunki the oldest star name currently in ...