At www.sci-news.com/archaeology/hopewell-comet-10515.html … another link to the Hopewell comet paper exploding over North America. Sent in by Gary.
At https://phys.org/news/2022-02-comet-un271-largest.html … which is another link to the largest comet 'ever' story. Comet 2014 UN271 is the largest comet ever observed – or the largest comet spied in the last 50 years, or less. Se https://arxiv.org/pdf/2201.13188.pdf or https://arxiv.org/abs/2201.13188 … also known as the Bernardinelli-Bernstein comet which was first seen in 2014 in the far solar systme. It is now in the vicinity of Neptune. Astronomers have been keeping tabs on it for the last 7 years or so, with the dawning realisation of its size.