star to collapse in on itself.

This collapse will cause the escape velocity from the Corpse to rise due to the increased gravitational fieldcaused by a decreased radius.

field caused *

When the escape velocity is greater than the speed of light the Stellar Corpse is called a Black Hole because not even light can escape.

www.ifa.hawaii.edu/~barn...

i see you are interested in cosmology - that's good

or it's more astronomy

yea amix is right