Day: 21 April 2020
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New research shows interstellar visitor 21/Borisov is not your average comet
New research shows interstellar visitor 21/Borisov is not your average comet Two new separate studies published in Nature today have revealed that our second interstellar visitor, 21/Borisov, packs in three times as much CO than any other comet found wandering in the inner Solar System – a feature that gives astronomers a clue…