Some quick news items
Somebody beat me to it =( Still, mine will be better, but too slow on the draw again...
http://i.n.com.com/i/ne/p/2007/34monotracer550x365.jpg
Check out this amazing Hubble image, 50,000 galaxies, be sure to load the zoomed version and explore the galaxies, 50,000 of them!
http://hubblesite.org/newscenter/archive/releases/2007/06/image/c/format/zoom/
On existential threats: NASA lacks funds to find killer asteroids
http://www.cnn.com/2007/TECH/space/03/06/nasa.asteroids.ap/index.html?eref=rss_topstories
"They are a threat even if they don't hit Earth because if they explode while close enough -- an event caused by heating in both the rock and the atmosphere -- the devastation from the shockwaves is still immense. The explosion alone could have with the power of 100 million tons of dynamite, enough to devastate an entire state, such as Maryland, they said."