Hubble Spots Largest Comet Nucleus Ever

Hubble just spotted the biggest comet coma ever and it is headed towards our general neighborhood! But we wouldn’t break out the telescope just yet; Comet C/2014 UN271 (Bernardinelli-Bernstein) won’t be here until 2031. Described as 80 miles across, or roughly the size of the US state of Rhode Island, Bernardinelli-Bernstein is currently 2 billion […]