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单词 proxima centauri
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Proxima Centauri


Prox·i·ma Cen·tau·ri

P5678350 (prŏk′sə-mə sĕn-tôr′ē)n. The closest to Earth of three stars in the Alpha Centauri system. At a distance of 4.2 light-years, Proxima Centauri is the closest star to Earth after the sun.
[New Latin Proxima Centaurī : Latin proxima, feminine of proximus, nearest; see proximate + Centaurī, genitive of Centaurus, centaur, Centaurus; see centaur.]

Prox′i•ma Centau′ri

(ˈprɒk sə mə)
n. the nearest star to the sun at a distance of 4.3 light-years, part of Alpha Centauri. [< New Latin: nearest (star) of Centaurus]

Prox·i·ma Centauri

(prŏk′sə-mə) See under Alpha Centauri.
Thesaurus
Noun1.Proxima Centauri - the nearest star to the sun; distance: 4.3 light yearsProximaCentaurus, Centaur - a conspicuous constellation in the southern hemisphere near the Southern Cross

Proxima Centauri


Proxima Centauri:

see Alpha CentauriAlpha Centauri
, brightest star in the constellation Centaurus and 3d-brightest star in the sky; also known as Rigil Kent or Rigil Kentaurus; 1992 position R.A. 14h39.1m, Dec. −60°49'. Its apparent magnitude is −0.26.
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Proxima Centauri

(proks -ă-mă sen-tor -ÿ, -ee) (V645 Cen) The nearest known star to the Sun. It is a flare star located in the constellation Centaurus and is a component of the Alpha Centauri system, about 2°.2 from α Cen. Although very faint, it is an intense source of low-energy X-rays and high-energy ultraviolet – i.e. XUV wavelengths. mv : 11.05 (var.); Mv : 15.5; spectral type: M5.5 Ve; mass: 0.1 times solar mass; distance: 1.29 pc. (4.2 l.y.).

Proxima Centauri

 

the star closest to our solar system; located 1.31 parsecs away, in the constellation Centaurus. Proxima Centauri is an eruptive variable star with a visual magnitude of 11. Together with the bright star α Centauri, which is located 0.02 parsec farther away, it constitutes a binary system.

Proxima Centauri

[′präk·sə·mə sen′tȯr·ē] (astronomy) The star that is the sun's nearest neighbor; stellar magnitude is ll, and it is 2° from the bright star α Centauri.

Proxima Centauri


Related to Proxima Centauri: Betelgeuse, Barnard's Star, Alpha Centauri
  • noun

Synonyms for Proxima Centauri

noun the nearest star to the sun

Synonyms

  • Proxima

Related Words

  • Centaurus
  • Centaur
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