Not one, but two asteroids might have slain the dinosaurs

24 year old Clyde Tombaugh won a scholarship at University of Kansas to study astronomy after discovering Pluto. He also discovered several galactic star clusters, hundreds of asteroids, a comet, a cluster of 1,800 galaxies and other observations

More than one asteroid could have spelled doom for the dinosaurs

Another of the Lucy Mission’s Asteroids has a Moon