C/2014 UN271 (Bernardinelli–Bernstein)

作者：Art Blos

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Comet Bernardinelli–Bernstein, formal designation C/2014 UN271, is a large, distant comet that is expected to reach perihelion by 2031 at a distance of 10.9 AU. Measuring about 120 km in diameter, it is the largest known cometary nucleus that has originated from the Oort Cloud

Rough representation of the nucleus of C/2014 UN271 (Bernardinelli–Bernstein)

Comet Bernardinelli–Bernstein imaged by the Hubble Space Telescope on 2022-Jan-8

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