NASA's MESSENGER team (previously: 1, 2, 3), with help from the U.S. Geological Survey, released yesterday the first global map of the planet Mercury. [more inside]
Stunningly beautiful photo of Dione and Saturn with rings. Such a sensation of depth and grandeur. Thanks, Cassini/JPL/NASA. [animation] [planetary photojournal entry] [B/W mirror from kokogiak] [now you play fun Flash spaceship game].