Astronomy & Astrophysics 101: Black Hole - SciTechDaily

Black holes are objects so dense, and with so much mass, that even light cannot escape their gravitational pull. Black holes exist in different sizes. Stellar black holes, which are around the mass of our Sun, may form when very large stars explode as superno…

Seen nearly edgewise, the turbulent disk of gas churning around a black hole takes on a crazy double-humped appearance. The black holes extreme gravity alters the paths of light coming from different… [+3399 chars]

full article...