this documentary secret nasa transmissions has a bunch of really crazy ufo footage. i dont know if they are alien ships or wierd space fish/creatures of some kind but it really is trippy. check it out
http://video.google.com/videoplay?docid=752544151951616217&q=nasa+ufo
http://video.google.com/videoplay?docid=752544151951616217&q=nasa+ufo