Haley's Comet

In 16 82, edmund hayley figured out that this comet had been seen before. Haley then predicted the comet would return in 17 58 and it did. In 19 ten, earth actually passed through the comet's tail. The comet will be more than five times closer to earth by 20 61. It'll also be brighter in the night sky than any star other than jupiter or Saturn.