Twenty-five years ago, humanity first witnessed a collision between a comet and a planet. From July 16 to 22, 1994, enormous pieces of the comet Shoemaker-Levy 9 (SL9), discovered just a year prior, ...

Lucky is the word I’d use for any telescopic observers who got to see one of the most stunning spectacles in nature when Comet Shoemaker-Levy 9 impacted Jupiter in July 1994. The collision left inky ...

Composite images of comet Shoemaker-Levy 9 orbiting Jupiter in 1994. In 1993, three sky watchers — Carolyn and Gene Shoemaker and David Levy — discovered a comet orbiting Jupiter. In their honor, it ...

Scientists have found evidence that another object has bombarded Jupiter, exactly 15 years after the first impacts by the comet Shoemaker-Levy 9. Following up on a tip by an amateur astronomer, ...

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