Comet Tsuchinshan-ATLAS is a Halloween visitor from the spooky Oort Cloud − the invisible bubble that's home to countless space objects Space.comSee the 'comet of the century' light up the night sky in breathtaking photos Space.comGoing, going, almost gone. How to see Comet Tsuchinshan-Atlas in Indiana before it disappears IndyStarThis Week's Sky at a Glance, October 18 – 27 Sky & TelescopeCan I still see the rare comet tonight?