David Levy is a prominent astronomer and author, most famous for his co discovery in 1993 of Comet Shoemaker Levy 9, which collided with the planet Jupiter in 1994.Levy was born in Canada, but now lives in Arizona He has been involved with astronomy, as an observer, promoter, and author, for his entire adult life Levy has discovered twenty two comets, given innumerable lectures, television appearances, and published articles in the major science and astronomy magazines He gained a Phd in English literature in 2010 There is an asteroid named in his honour, Levy 3673 He is married to Wendee Levy.