比鄰星b
比鄰星b（Proxima Centauri b 或 Proxima b[1][2]）係一粒太陽系外行星，喺紅矮星比鄰星（距離太陽最近嘅恆星）宜居帶之內[3]。呢粒行星距離地球大約 4.2 光年（40萬億公里），喺天球嘅半人馬座裏面 。比鄰星b 係已知距離太陽系最近嘅系外行星，亦係已知距離最近嘅宜居帶內嘅系外行星。粒星用徑向速度法發現。
攷
[編輯]- ↑ "Earth-like planet discovered orbiting sun's neighbor". CNN. 24 August 2016. 喺24 August 2016搵到.
A planet named Proxima b has been discovered orbiting the closest star to our sun.
- ↑ Davis, Nicola (24 August 2016). "Discovery of potentially Earth-like planet Proxima b raises hopes for life". 《The Guardian》. 喺24 August 2016搵到.
- ↑ Chang, Kenneth (24 August 2016). "One Star Over, a Planet That Might Be Another Earth". 《New York Times》. 喺24 August 2016搵到.
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