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Redefining the habitable zone: where should we look for life? #SETI
With 3 earth+ mass planets in the habitable zone of this small star, 1+ may be habitable: 22 l.years away.
A record-breaking three #exoplanets in habitable zone of nearby star! Gliese 667c reexamined:
#Teachers Design a planet habitable to humans on NASA's Astroventure #education
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