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Stories, updates, insights, and original analysis from The Planetary Society.

Solstice? What solstice?

Thumbing her nose at this whole winter thing, Opportunity drove 20 meters yesterday, sol 2,240, on the winter solstice.

New maps of Enceladus and other moons

Every time Cassini gets reasonably close to one of the moons of Saturn, whether the close approach is a targeted one or just an opportunistic encounter, its planners usually take advantage of the proximity to take a bunch of photos.

Moon Zoo is ready for you

I'm delighted to point you to a citizen science project for wannabe space geologists like me: Moon Zoo.

Radar glories in Titan rivers

Wow, this is a cool paper. Here's the gist: the Cassini RADAR team has spotted some river channels on Titan that shine so brightly in radar images, there must be something special going on to explain that brightness.

Jupiter has lost a belt!

Via Daniel Fischer's Tweet about a blog entry by Astro BobI learned of something which should be obvious to anyone who has trained even a rather small telescope on Jupiter over the past few weeks: one of its iconic stripes is just plain gone.

Some trouble on Voyager 2

Engineers have shifted NASA's Voyager 2 spacecraft into a mode that transmits only spacecraft health and status data while they diagnose an unexpected change in the pattern of returning data.

13 things that saved Apollo 13

Universe Today has recently completed a fantastic, thought-provoking series on the near-disaster of the Apollo 13 mission, which unfolded forty years ago last month.

A moment in time

On Mars, at 15:00 local true solar time on May 2, a solitary rover gazed southward across her own dusty deck and snapped three photos, actually three sets of three photos, which were combined to make this view.

Morphology and mineralogy on Mars

A recent entry by Bethany Ehlmann from the blog of the Planetary Geomorphology Working Group of the International Association of Geomorphologists demonstrates how you can combine the power of different types of data to tease out a rich story of the past history of one spot on Mars.

Saturn's hexagon recreated in the laboratory

A lot of readers have expressed interest in the origin of Saturn's north polar hexagon. The hexagon is a long-lived pattern in the clouds surrounding Saturn's north pole, which has been observed since the Voyagers passed by in 1980 and 1981.

Snapshots from the move, part 1

Here are a few photos taken on Friday, April 30, 2010, The Planetary Society's very last day in our old headquarters at 65 North Catalina Avenue in Pasadena.

The Planetary Society is moving on up

After 25 years in our big brown house at 65 North Catalina Avenue in Pasadena, The Planetary Society is moving on Monday to new headquarters at 85 South Grand Avenue, still in Pasadena.

What's up in the solar system in May 2010

There's one new mission and two promoted ones in this month's roundup: I've added JAXA's Akatsuki Venus Climate Orbiter for the first time, and both Hayabusa and Rosetta have been promoted from the

Naming X: A contest for kids to name small bodies

A contest has just been announced that appears to create a pathway for schoolchildren to suggest names to the International Astronomical Union for minor planets -- all those small things in the solar system that don't orbit the eight big ones.

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