Stella nano rubie From Wikipedia, the free encyclopedia
Le Stella de Barnard es le quarte plus proxime stella a nostre sol, post le tres stellas del systema de Alpha Centauri. Illo es un nano rubie e es approximativemente 6,0 annos de lumine distante[1].
Stella de Barnard |
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instantia de: Stella nano rubie, high proper-motion star[*], Population II star[*], double star[*], stella variabile, BY Draconis variable[*], infrared source[*], astrophysical X-ray source[*] |
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Commons: Barnard's Star |
Le Stella de Barnard, que esseva discoperite in 1916 per Edward Emerson Barnard, ha le motion apparente le plus grande de omne stellas, plus de 10 secundas per anno trans le sphero celestial. Illo ha movimento in nostre direction alsi: cata secunda illo es 110,6 kilometros (68,7 millias) plus proxime a nos, o quasi 3,5 milliardos de kilometros per anno. Su luminositate absolute es solmente 1/2600 del brillantia de nostre sol.[2]
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