Blogs on the subject of telescopes and astronomy

The Hubble Blog - news and opinions direct from the slowest hunk o' junk in the galaxy. Also; Swoon, The SpaceWriter's Ramblings and
Jan Pridal.

Popular and relevant links in Blogdex (from searching 'telescope'):
Telescope to challenge moon doubters
CNN.com - New telescope as big as Earth itself - Oct. 2, 2002
Dazzling Images From Newly Named Space Telescope

Not at all related, but a great time-waster and v. popular:
Dyson's telescopic push and suck game
But which came first?