On Mar 18, 1:37*am, Sam Wormley wrote:
NASA Science News for March 18, 2011

NASA’s MESSENGER spacecraft successfully achieved orbit around Mercury
at approximately 9 p.m. EDT on March 17th. This marks the first time a
spacecraft has orbited the solar system's innermost planet.

FULL STORY at

http://science.nasa.gov/science-news...11/18mar_orbit...

Very impressive effort.

Thanks for posting it.

TMT