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The constellation contains 85 stars of naked eye visibility. [6] [7] The brightest star in Gemini is Pollux, and the second-brightest is Castor. Castor's Bayer designation as "Alpha" arose because Johann Bayer did not carefully distinguish which of the two was the brighter when he assigned his eponymous designations in 1603. [8]
Main menu. Main menu. ... This is the list of notable stars in the constellation Gemini, ... Mebsuta; variable star, V max = 2.97 m, V min = 3.09 m: η Gem:
38 Geminorum is a binary star system in the northern zodiac constellation of Gemini. It has the Bayer designation e Geminorum , while 38 Geminorum is the Flamsteed designation . This system is visible to the naked eye as a faint, white-hued point of light with an apparent visual magnitude of 4.71.
Rho Geminorum (ρ Gem) is a star system that lies 59 light-years away in the constellation of Gemini, about 5 degrees west of Castor.The system consists of a primary bright enough to be seen with the naked eye, a faint secondary which has rarely been observed even professionally, and a distant, somewhat bright tertiary which requires telescopic equipment for observation.
Theta Geminorum (θ Gem, θ Geminorum) is a single [11] star in the northern zodiac constellation of Gemini. It is visual to the naked eye with an apparent visual magnitude of 3.59. [2] Based upon an annual parallax shift of 17.25 mas, [1] it is about 189 light years distant from the Sun.
Xi Geminorum (ξ Geminorum, abbreviated Xi Gem, ξ Gem), formally named Alzirr / ˈ æ l z ər /, [10] is a star in the zodiac constellation of Gemini.It forms one of the four feet of the outline demarcating the Gemini twins. [11]
In the 19th century, John Flamsteed numbered the brighter stars, by constellation, from west to east, and 1 Geminorum was the first star listed in Gemini. It is also listed in the Bright Star Catalogue as star 2134, usually designated HR 2134 with the HR standing for the Harvard Revised catalog, the precursor to the Bright Star Catalogue. In ...
74 Geminorum (f Geminorum) is a K-type giant star in the constellation Gemini. It is located about 640 light-years from Earth based on its Gaia DR3 parallax. The star is often subject to lunar occultations, allowing an accurate measurement of its angular diameter. [1] It has an apparent magnitude of 5.05, making it faintly visible to the naked ...