When Worlds Really Do Collide Aug 30, 2010 3:23:45 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by burningskies on Aug 30, 2010 3:23:45 GMT "When Worlds Really Do Collide"blogs.discovermagazine.com/badastronomy/2010/08/24/when-worlds-really-do-collide/The description of the collision from the perspective of one standing on one of the colliding planets is pretty neat - a desperate escape might even be a neat climax for a Doctor Who adventure.