Hubble telescope spots evidence of water on Trappist-1 planets

Measurements were taken with the HST’s Space Telescope Imaging Spectograph in September, November and December last year. Using these figures and other scientific research, the team concluded that six of the exoplanets nearest Trappist-1 “could have lost more than 20 Earth oceans” of water throughout their history. While that sounds pretty bad, other possibilities exist. …

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