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The Pleiades (/ ˈ p l iː. ə d iː z, ˈ p l eɪ-, ˈ p l aɪ-/), also known as the Seven Sisters, Messier 45, and other names by different cultures, is an asterism and an open star cluster containing middle-aged, hot B-type stars in the north-west of the constellation Taurus. At a distance of about 444 light-years, it is among the nearest ...
Rigel is an intrinsic variable star with an apparent magnitude ranging from 0.05 to 0.18. It is typically the seventh-brightest star in the celestial sphere, excluding the Sun, although occasionally fainter than Betelgeuse. It is fainter than Capella, which may also vary slightly in brightness.
Star Trek VI: The Undiscovered Country (1991) When Qo'noS ' moon Praxis (the Klingon Empire's chief energy source) is devastated by an explosion, caused by over-mining, the catastrophe also contaminating Qo'noS' atmosphere, the Klingons make peace overtures to the Federation.
It has been speculated that Omega Centauri is the core of a dwarf galaxy that was disrupted and absorbed by the Milky Way. Indeed, Kapteyn's Star, which is currently only 13 light-years away from Earth, is thought to originate from Omega Centauri. Omega Centauri's chemistry and motion in the Milky Way are also consistent with this picture.
Star Trek. ) In the Star Trek science-fiction franchise, the Maquis / mɑːˈkiː / are a 24th-century paramilitary organization - terrorist group (like the World War II Maquis in the French Resistance and the Spanish Maquis that emerged in the Spanish Civil War ). The group is introduced in the two-part episode "The Maquis" of the television ...
The Oort cloud ( / ɔːrt, ʊərt / ), [1] sometimes called the Öpik–Oort cloud, [2] is theorized to be a vast cloud of icy planetesimals surrounding the Sun at distances ranging from 2,000 to 200,000 AU (0.03 to 3.2 light-years ). [3] [note 1] [4] The concept of such a cloud was proposed in 1950 by the Dutch astronomer Jan Oort, in whose ...
Radcliffe wave. The Radcliffe wave is a neighbouring coherent gaseous structure in the Milky Way, dotted with a related high concentration of interconnected stellar nurseries. It stretches about 8,800 light years. [1] [2] This structure runs with the trajectory of the Milky Way arms. [3] [4]
The Coalsack Nebula ( Southern Coalsack, or simply the Coalsack) [3] is a dark nebula, which is visible to the naked eye as a dark patch obscuring part of the Milky Way east of Acrux (Alpha Crucis) in the constellation of Crux. [2]