Originally Posted by Mumm Ra
sound is just vibration, im not sure how you could produce anything in a vibration free environment - itd be a stasis
sound has density like light mummra - how do you think they know about quasars and super novas? the sound they make - the distinct sound waves the send through space...
and just because we dont see/hear/feel/smell/sense the matter doenst mean it doesnt matter.
check this old tread out