...(except in the case of a secret orbtial space station with climate laser weapons used for the supremacy of an evil overlord ready to conquier the world, but it seems unlikely such a thing would just fall out of its orbit)?
Maybe such a station is just the answer to the problem of asteroids? It would be 'Asteroids' in HD-3D ! I think I just got a great idea for a movie..
"Never give in. Never give in. Never. Never. Never." -- Winston Churchill