Our universe- Hubble tricks (Introduction)

by David Turell , Saturday, November 05, 2011, 17:14 (4745 days ago) @ David Turell

http://blogs.scientificamerican.com/basic-space/2011/10/31/spooky-nebulae-ghosts-snakes...

Gorgeous pictures, thanks to Hubble

Cosmologists' tricks using hubble and galaxy lensing

http://www.physorg.com/news/2011-11-hubble-disc-black-hole.html