Comet 2014 UN271 the largest ever observed

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by Bob Yirka , Phys.org

https://phys.org/news/2022-02-comet-un271-largest.html

Comet 2014 UN271 the largest ever observed
Fig. 1. Recentered 233 GHz total image of 2014 UN271 merging data from the two SB and the four spectral windows. The synthesized beam, shown in white, is 0.067”× 0.062”. The scale of the color bar is in mJy. Credit: https://arxiv.org/pdf/2201.13188.pdf

A team of researchers with the Paris observatory and Instituto de Astrofísica de Andalucía-CSIC, has confirmed that comet 2014 UN271 is the largest comet ever observed. They published a paper describing their findings on the arXiv preprint server, and it has been accepted for publication inAstronomy and Astrophysics Letters.

Comet 2014 UN271, also known as Bernardinelli-Bernstein, was first sighted in 2014; hence, the initial part of its name. Researchers determined at the time that it had originated in the Oort Cloud. It was observed during the search for solar system objects during the Dark Energy Survey. Back then, thecometwas…

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