Search for Alien Worlds
Watch this and other space videos at http://SpaceRip.com Mysteries of Deep Space: Part 5 of 6. They are strangers to us. Long as our world has lived among them, the stars have offered scant overtures, save their faint flickers across the void. They are messengers of a universe that seems utterly barren of other life. And yet, there is reason to believe our galaxy teems with planets.