Astronomers are reporting a detailed analysis of the largest Oort Cloud comet ever detected – “C 2014 UN271.” Carbon monoxide gas is venting from its surface while it is still more than a billion miles from the Sun. Comet C 2014 UN271, also called “Bernardinelli Bernstein.” It is active at a distance where most comets should be quiet, or so …
Read More »Largest Oort Cloud comet ever detected shows “surprising” activity
