distances: crash course astronomy #25 Published 9 years ago • 1.9M plays • Length 11:21 Download video MP4 Download video MP3 Similar videos 1:00:09 ep. 7: what’s keeping the stars apart | crash course pods: the universe #7 11:10 how big is the universe? 21:25 we can't measure* distance in outer space! 33:12 the cosmic scale