Originally posted by mrsMxyzptlk:
Sound is vibration waves traveling through a medium, like air or water or walls. Since there is no air in space, there is nothing to vibrate, so there are no sound waves.
Okay, I'll grant you space isn't full of oxygen type air, but I can't believe it's empty either. There has to be *something* out there. It's not like a vacuum, is it? Because that doesn't make sense.
/insert blonde joke about not needing rockets in space because space's vacuum sucks you where you want to go/
