View Full Version : First Quasar Gravitational Lens Discovered (w/video)

2010-Jul-21, 02:40 PM
Gravitation lensing – a phenomenon that falls out of Einstein's theory of general relativity – has been observed numerous times, making for some fantastic images of rings, arcs and crosses composed of massive galaxies light years away. As the light from a background object is bent by gravity around a foreground object, multiple, magnified images [...]

More... (http://www.universetoday.com/2010/07/21/first-quasar-gravitational-lens-discovered-wvideo/)

2010-Jul-21, 08:29 PM
Cool, this means we can actually find out the mass of a quasar!
How awesome is that?
A lot, thank you very much, a lot.

2010-Jul-21, 11:54 PM
Impressive and surprising. If it turns out the distant galaxy is the Milky Way, I'll really be impressed. ;)