When massive stars are at the end of their lives, they can explode (supernova) and then collapse to form a black hole. #BlackHoleFriday
@Teslasuniverse The life cycles of the stars are well-studied actually! Read more: http://imagine.gsfc.nasa.gov/educators/lessons/xray_spectra/background-lifecycles.html …
0 replies
1 retweet
1 like
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.