How common are habitable planets?

Article

关键词: IMPACTS;    ASTEROIDS;    SYSTEMS;    COMETS;    EARTH;   

DOI  :  10.1038/35011503

来源: SCIE

【 摘 要 】

The Earth is teeming with life, which occupies a diverse array of environments; other bodies in our Solar System offer fewer, if any, niches that are habitable by life as we know it. Nonetheless, astronomical studies suggest that many habitable planets may be present within our Galaxy.

【 授权许可】

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