Halley's Comet was last seen by the naked eye from earth in 1986. In what year will many of us on earth see Halley's Comet again? HINT: It is the only comet humans are able to possibly see twice in their lifetime. Let us know in the comment section where you were when Hally's Comet passed by us in 1986, and don't forget to share with your online friends too!
From the following list, in what year should Halley's Comet be visable from Earth by the naked eye?