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Set rel=canonical to https://scienceofficial.org/space/super-earth-gj-3378b-may-be-more-habitable-than-previously-thought/ when publishing on the web.", "description_text": "New observations of the exoplanet GJ 3378b, located 25 light-years away in the constellation Camelopardalis, reveal a revised mass of about 2.3 Earth masses and an orbital period of 21 days, placing it firmly within the habitable zone of its red dwarf star. 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