NASA Science News for September 23, 2009

NASA's MESSENGER spacecraft is set to make its third and final flyby of the planet Mercury on Sept. 29th. The encounter is expected to produce hundreds of images of previously unseen terrain and confirm the strange elliptical shape of Mercury's equator.

FULL STORY at

http://science.nasa.gov/headlines/y2009/23sep_mercuryflyby3.htm?list1035898