Monday 30 January 2012

More Quasar Madness

A double quasar... Whatever next! I can't work out why it is blue.

1 comment:

Anonymous said...

Looking at this image: http://hyperphysics.phy-astr.gsu.edu/hbase/astro/quasar.html the lensed images of the galaxy are all blue so it looks like a side-effect of the lensing.

<