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科技导报  2015 

NASA发现“另一颗地球”——Kepler-452b解析

DOI: 10.3981/j.issn.1000-7857.2015.16.001, PP. 13-16

Keywords: 太阳系外行星,类地行星,可居住带

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Abstract:

2015年7月24日,美国国家航空航天局(NASA)宣布了开普勒空间望远镜发现的一颗新的地外行星——Kepler-452b,因其位于一颗非常类似太阳的恒星周围的“可居住带”中,且半径接近地球,被称为“地球2.0”。本文介绍了开普勒望远镜在系外行星搜寻方面的最新进展,对这颗行星的发现和验证过程进行了详细介绍。

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