The Big Bang... Aug 5, 2021 12:44:57 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Lonely on Aug 5, 2021 12:44:57 GMT Theory, may no longer be a theory? The rise and fall of a supernova. - - > www.abc.net.au/news/science/2021-08-05/astronomers-detect-supernova-shock-wave-using-kepler/100353874