by Pamela | May 29, 2007 | Astrophysics
There are two basic characteristics that describe black holes: Mass and Spin. Mass determines the size of the event horizon, the gravitational mass, and many of the ways the black hole can gravitationally shred people, planets and just about anything else. Spin is...
by Pamela | May 23, 2007 | Astrophysics, Stars
Opening my press release email folder this morning, I found what could have been the beginning of a good joke if I were actually a skilled humorist. So a black hole and a brown dwarf both start to form. As the black hole consumes his parent star, he shots powerful...
by Pamela | Feb 2, 2007 | Astrophysics
One of the common questions I get is (averaged across many versions) “Why don’t all stars become black holes – don’t they all have gravity? And why don’t they start as Black Holes – didn’t they start with all that mass that...