Showing posts with label Swift-Tuttle Comet. Show all posts
Showing posts with label Swift-Tuttle Comet. Show all posts

Sunday, August 14, 2011

This Day In History



Aug 14 2126
The next scheduled perihelion for the "Doomsday Rock," also known as the Swift-Tuttle Comet. The six-mile-diameter mass is thought to be roughly the same size as the asteroid which wiped out the dinosaurs and will probably come within 15 million miles of planet Earth.