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Add Yahoo as a preferred source to see more of our stories on Google. Alan Hale, second right, with fellow comet-hunters, l-r, David Levy, Dr Don Yeomans and Thomas Bopp - MIKE NELSON/AFP via Getty ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Fifteen years ago on this day, the comet Hale-Bopp made its closest approach to Earth, at a distance of 1.315 AU (1 AU = 93 million miles). The comet had been discovered independently by two amateur ...

Scientists are firing four arrow-like rockets beyond the outer reaches of the atmosphere to help solve the mysteries of the Hale-Bopp comet and possibly yield clues about the birth of the universe.

On March 22, 1997, a super bright comet by the name of Hale-Bopp made its closest approach to Earth. [‘On This Day in Space’ Video Series on Space.com] It was bright enough for people to see without ...