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Alpha Centauri C, ou Proxima Centauri, est une naine rouge (classe M), petite et de faible luminosité. Bien que non visible à l'œil nu, elle est l'étoile la plus proche du Soleil à une distance de 4,24 années-lumière (1,30 pc) [3] et légèrement plus proche de nous qu'Alpha Centauri AB.
6 de jun. de 2018 · Chandra data from May 2nd, 2017 are seen in the pull-out, which is shown in context of a visible-light image taken from the ground of the Alpha Centauri system and its surroundings. Alpha Centauri is a triple star system located just over four light years, or about 25 trillion miles, from Earth. While this is a large distance in terrestrial ...
30 de nov. de 2021 · But the third member of the group, separated from the other two by a considerable distance, is Alpha Centauri C — or as it’s officially known, Proxima Centauri. Proxima is about 4.24 light-years from our neighborhood, so it’s this stellar runt that currently holds the precise distinction of “closest.”
Alpha Centauri C lies measurably closer to us than the other two: It is only 4.22 light-years away, and it is the nearest individual star to the Sun. Because of this proximity, Alpha Centauri C is also called Proxima (Centauri). Alpha Centauri A is a yellow star with a spectral type of G2, exactly the same as the Sun's.
Proxima Centauri is a member of the Alpha Centauri star system, being identified as component Alpha Centauri C, and is 2.18° to the southwest of the Alpha Centauri AB pair. It is currently 12,950 AU (0.2 ly ) from AB, which it orbits with a period of about 550,000 years.
Próxima Centauri o Alfa Centauri C nb 1 (del latín proximus, -a, -um: «siguiente a» o «cercana a») 9 es una estrella enana roja de 11.ª magnitud aparente situada a aproximadamente 4,22 años luz (1,295 pársecs) nb 2 de la Tierra, en la constelación de Centaurus y posiblemente perteneciente al sistema de Alfa Centauri.
센타우루스자리 프록시마 또는 프록시마 센타우리(영어: Proxima Centauri 또는 Alpha Centauri C)는 남반구 하늘의 센타우루스자리 방향으로 지구로부터 약 4.244 광년(1.301 파섹) 떨어진 곳에 있는 저질량 항성이다.이 별의 라틴어 명칭 Proxima Centauri는 '센타우루스자리의 별들 중 지구에서 가장 가까운 별 ...
