2I/2019 Q4 (Borisov)

Forums Comets gb00234, a bright interstellar comet? 2I/2019 Q4 (Borisov)

Nick James

IAU CBET 4672 announced that this comet has now received the 2I prefix, marking it as the second interstellar object butt he first to show definite cometary features. There are plenty of images of it in the section archive here.