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]
posted by SpringAquifer on Dec 16, 2009 - 15 comments

Tvashtar in Motion. Awesome five-frame GIF of fountaining sulfuric lava on Io courtesy New Horizons as it swung by Jupiter earlier this year. Found via Planetary Society Blog (Thank you, Emily). More on Tvashtar.
posted by brownpau on May 15, 2007 - 19 comments

Space volcano. The New Horizons space probe, en route to Pluto and the Kuiper Belt, captures an amazing image of the Tvashtar volcano on Jupiter's moon Io.
posted by Chinese Jet Pilot on Mar 2, 2007 - 9 comments