11 Oct 2008
Mercury vs. Earth
The NASA MESSENGER mission is the first mission sent to orbit the planet closest to the sun. Recently MESSENGER has passed Mercury again and returned high resolution color images. Of course even on a color image the planet looks grey. There is no atmosphere, no water and no life. Look at the following pictures returned from MESSENGER: what a difference between Mercury and Earth, one abundant with life, one with no life at all.
