The Color Wars
Senior Member
True Car Nut
Joined: Aug 2003
Posts: 5,246
Likes: 3
From: Salina, KS
Originally Posted by BonneMeMN
Sez who? When was the last time you shot purple photon at a black hole? Yeah it'* all THEORETICAL. When YOU shoot a photon into a so called "black hole" and YOU record evidence, that works.
What color is a black light? Yep.. Purple....
What color is a black light? Yep.. Purple....
Thread Starter
Senior Member
Certified Car Nut
Joined: Jul 2003
Posts: 15,408
Likes: 1
From: Robbinsdale, MN
Originally Posted by TrueWildMan
The star collapses to the point of zero volume and infinite density, creating what is known as a " singularity ". As the density increases, the path of light rays emitted from the star are bent and eventually wrapped irrevocably around the star. Any emitted photons are trapped into an orbit by the intense gravitational field; they will never leave it. Because no light escapes after the star reaches this infinite density, it is called a black hole.
OWNED!!
OWNED!!
exit stage right...
Thread Starter
Senior Member
Certified Car Nut
Joined: Jul 2003
Posts: 15,408
Likes: 1
From: Robbinsdale, MN
Originally Posted by TrueWildMan
Originally Posted by BonneMeMN
Originally Posted by TrueWildMan
Black holes are the evolutionary endpoints of stars at least 10 to 15 times as massive as the Sun. If a star that massive or larger undergoes a supernova explosion, it may leave behind a fairly massive burned out stellar remnant. With no outward forces to oppose gravitational forces, the remnant will collapse in on itself. The star eventually collapses to the point of zero volume and infinite density, creating what is known as a " singularity ". As the density increases, the path of light rays emitted from the star are bent and eventually wrapped irrevocably around the star. Any emitted photons are trapped into an orbit by the intense gravitational field; they will never leave it. Because no light escapes after the star reaches this infinite density, it is called a black hole.
OWNED!!
OWNED!!
Any emitted photons are trapped into an orbit by the intense gravitational field; they will never leave it.
For photons, or objects with no mass, we can substitute c (the speed of light) for Vesc and find the Schwarzschild radius, R, to be
R = 2GM/c2
:P :P
