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

Mars Exploration Rover testing at JPL

Spirit Stuck

The Spirit rover on Mars is currently stuck in a patch of loose material. After a few attempts to get free, the team has wisely decided to do further experiments on Earth instead of on Mars.

Pillars of Creation

An Auspicious Week for Astronomy

On Monday, if all goes well, we will launch the Space Shuttle to rejuvenate one the greatest scientific missions launched on or off the Earth: the Hubble Space Telescope.

LRO at the Moon

Fly me to the Moon...

Jim Bell describes his proposal to join the Lunar Reconnaissance Orbiter Cameras science team.

Solar system montage with eight planets

Mars Exploration Rovers Update: Spirit Endures Reboots and Amnesia, Opportunity Races Forward

The Mars Exploration Rovers challenged their ground crews with an April full of high drama, a little suspense, and a lot of energy. While Spirit lived through a kind of robot soap opera, complete with bewildering reboots and bouts of amnesia, Opportunity roved forward and back into the fast lane on a restored front wheel, slowing down for a brief visit to a series of small, intriguing craters and an unplanned close encounter with a pesky little purgatoid.

Dawn in survey orbit at Ceres

Dawn Journal: Upgrades!

The upgraded Dawn spacecraft is now traveling in a new direction in its orbit around the Sun.

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