ˈpole star

  • 61Dark-energy star — A dark energy star is a hypothetical compact astrophysical object, which a minority of physicists feel might constitute an alternative explanation for observations of astronomical black hole candidates. Dark energy is invisible to the human eye;… …

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  • 62Semiregular variable star — Semiregular variable stars are giants or supergiants of intermediate and late spectral type showing considerable periodicity in their light changes, accompanied or sometimes interrupted by various irregularities. Periods lie in the range from 20… …

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  • 63Dwarf star — The term dwarf star refers to a variety of distinct classes of stars. Dwarf star alone generally refers to any main sequence star, a star of luminosity class V. Red dwarfs are low mass main sequence stars. Yellow dwarfs are main sequence (dwarf)… …

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  • 64OB star — LH 72 is one of the OB associations present in the Large Magellanic Cloud. OB stars are hot, massive stars of spectral types O or B which form in loosely organized groups called OB associations. They are short lived, and thus don t move very far… …

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  • 65Dark star (dark matter) — This article is about star like objects heated by dark matter annihilation. For the astronomical objects described by Newtonian mechanics, see dark star (Newtonian mechanics). For the black hole like objects based on dark energy, see dark energy… …

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  • 66Mercury-manganese star — A mercury manganese star is a type of chemically peculiar star with a prominent spectral line at 398.4 nm, due to absorption from ionized mercury.[1] These stars are of spectral type B8 or B9, with two distinctive characteristics: An atmospheric… …

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  • 67O-type main-sequence star — Hertzsprung–Russell Diagram Spectral Type Bro …

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  • 68K-type main-sequence star — Hertzsprung–Russell Diagram Spectral Type Br …

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  • 69North Star — noun A star positioned circumpolar to the North Pole. Syn: Polaris, Pole Star …

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  • 70North Star — /nɔθ ˈsta/ (say nawth stah) noun Astronomy Polaris, the north polar star, situated near the north celestial pole; Pole Star. {Middle English north sterre} …