• September 21, 2010
Photos like this always make me think about how unimportant size is in determining whether one of the worlds of the solar system is an exciting place.
• August 20, 2010
Thanks to its active volcanic activity and sulfur-rich surface, Io is one of the most colorful worlds yet seen in the Solar System, save the Earth of course
• July 27, 2010
Three years after New Horizons flew past Jupiter on its way to Pluto, the spacecraft has imaged the giant planet again.
• July 20, 2010
Three months ago, grandiosely, I announced that I was going to survey volcanism across the solar system, and I began the journey on Earth. Then I failed to follow up.
• April 23, 2010
Tomorrow is the 20th anniversary of the launch of the Hubble Space Telescope. It's hard to believe it's been going strong for so many years.
• April 20, 2010
Yesterday I asked for suggestions for topics to write about, and you readers seem to have volcanoes on your minds!
• March 22, 2010
Here's a lovely amateur-produced color image of Jupiter's moon Callisto, or, as its artist Daniel Macháček calls it, "Titan without weather."
• March 16, 2010
It's the second time I've posted with this provocative title. This time, it's in response to a new paper published last week in Science.
• March 12, 2010
For some reason both Jason Perry and Ted Stryk took it upon themselves to produce new, pretty versions of Jupiter's moon Europa this week, so I'm hereby featuring them!
• March 05, 2010
Jason Perry just posted this lovely labeled image of Io over at his blog, the Gish Bar Times.
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