RT @J95_Peter: Comet C/2016 Q4 (Kowalski) – another distant but apparently active comet. See cbat.eps.harvard.edu/iau/cbet/00430… https://t.co/eGlhKJBAsI
RT @J95_Peter: Comet C/2016 Q4 (Kowalski) – another distant but apparently active comet. See cbat.eps.harvard.edu/iau/cbet/00430… https://t.co/eGlhKJBAsI