David Levy (astronomer)
David H. Levy (born 1948) is an American astronomer and science writer most famous for his co-discovery of Comet Shoemaker-Levy 9, which collided with the planet Jupiter in 1994.Levy was born in Montreal, Quebec, Canada.
Levy has discovered 21 comets, either independently or with Gene and Carolyn Shoemaker, and has written over 30 books, mostly on astronomical subjects.
Periodic comets co-discovered include 118P/Shoemaker-Levy, 129P/Shoemaker-Levy, 135P/Shoemaker-Levy, 137P/Shoemaker-Levy, 138P/Shoemaker-Levy, 145P/Shoemaker-Levy.