2I/Borisov = C/2019 Q4, the first interstellar comet is now official: a new image – 24 Sept. 2019
It is now official: we have the first interstellar comet ever discovered. It is named 2I/Borisov, after we called it C/2019 Q4 for a while. “I” stays for “Interstellar”. Our data was published in...
