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 ...

David Howard Levy (May 22, 1948) is a Canadian-American amateur astronomer, science writer, and discoverer of comets and ...

In 1994, the universe gave us front-row seats to the most colossal explosion ever witnessed. When fragments of the Shoemaker-Levy 9 comet collided with Jupiter, the impacts were so massive, they left ...

In 1994, astronomers witnessed one of the most dramatic events ever recorded in space when comet Shoemaker–Levy 9 smashed into Jupiter. Traveling at more than 216,000 km/h, the comet broke into 21 ...