Comet 3I/ATLAS' contains a large amount of heavier water, revealing it formed somewhere colder and w...
Comet 3I/ATLAS was born in a region of the Galaxy vastly different from our Solar System, billions of years ago
Comet 3I/ATLAS' contains a large amount of heavier water, revealing it formed somewhere colder and with lower levels of radiation.
Author: BBC Sky at Night Magazine
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