2 Stories, most recent news story added Sat Dec 5, 7:52 pm ET
Winter images of NASA's Phoenix Lander showing the lander shrouded in dry-ice frost on Mars have been captured with the High Resolution Imaging Science Experiment, or HiRISE camera, aboard NASA's Mars Reconnaissance Orbiter.
There's water, water everywhere in National Geographic News's most popular space coverage of 2009: A probe proved there's water on the moon, a Mars lander's leg got all wet, fishlike life may swim a Jupiter moon's seas, and more.
Last year, after the Mars Phoenix Lander touched down on the surface of the Red Planet, a series of short, 140-character messages went out over the Internet.