Some excellent news:

[hartree]

NASA's Messenger spacecraft has successfully entered orbit around the innermost planet, Mercury.

http://news.cnet.com/8301-19514_3-20044492-239.html

Comments

[partran]

Ok that's impossibly cool. Not enough news about space travel.

[rcking]

Awesome! Thanks for linking this - I'd missed it.
(I'm wondering why this didn't appear on my direct science newsfeed)