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Stories, updates, insights, and original analysis from The Planetary Society.
Keeping up with Curiosity, almost a year after landing
It seems like my attention wandered for just a moment, and all of a sudden Curiosity is really on the road. She's racked up drive after drive, methodically eating up the terrain between here and her goal: the ancient rocks at the foot of Mount Sharp.
Happy 32! Happy New Mars Year!
They're too far apart to have a party, but today Curiosity and Opportunity could have rung in the New Mars Year. Today Mars reached a solar longitude of zero degrees and the Sun crossed Mars' equator, heralding the arrival of spring in the northern hemisphere and autumn in the southern hemisphere.
The road to Mars: updates on NASA's MAVEN and India's Mars Orbiter Mission
The 2013 launch window for Mars is fast approaching. November represents the next chance to send spacecraft to the Red Planet; the next window doesn't open until early 2016. So NASA and the Indian Space Research Organisation (ISRO) are working hard to prepare their respective Mars missions for launch.
Terra Cognita
Pushing back the frontier, and filling in the blank spaces on the map.
The Mars 2020 Rover In-Depth
We now know the science goals for NASA’s next major Mars mission. The new rover will further the astrobiological search begun by the Curiosity rover and store samples for eventual return to the Earth, providing a stepping stone to the next stage of Martian exploration.
Field Report From Mars: Sol 3378 - July 25, 2013
We are now only about 180 meters from the new mountain, Solander Point. We slowed down this week so that we could check out the rocks here where there is a strange hydration signature from orbital remote sensing.
Field Report From Mars: Sol 3363 - July 10, 2013
Opportunity is only a couple of hundred meters out and closing fast on the next mountain. A short side trip east is in the works to check out an anomaly in the terrain.
Planetary Geomorphology Image of the Month: Water tracks on Earth and Mars
The International Association of Geomorphologists'
Dunes on Tatooine
The fictional world Tatooine, scene of action in the Star Wars movies, is named after a town in Tunisia, where parts of the movies were filmed. The desert backdrops against which the movies were filmed are real terrestrial landscapes, which prove to be perhaps unexpectedly dynamic.
A new HiRISE view of Opportunity (sol 3361)
The HiRISE camera on Mars Reconnaissance Orbiter has snapped a lovely color photo of the rim of Endeavour crater, catching Opportunity midway between Nobby's Head and Solander Point.
Programmable Mars Watch for $50
Time is kept differently on Mars. This is because Mars itself rotates a little slower than Earth. This proves to be a pain when it comes to timekeeping.
Field Report From Mars: Sol 3355 - July 2, 2013
By Sol 3325 Opportunity has driven up onto the next
The Ice Pits of Mars
The south polar cap of Mars is riddled with strange landscapes.
Mars Exploration Rovers Mission Update: Opportunity Continues Sprint to Solander Point
The Mars Exploration Rover (MER) mission celebrated its 10th anniversary of leaving Earth in June, as Opportunity continued the sprint to its next winter haven at Endeavour Crater.
Is Opportunity near Lunokhod's distance record? Not as close as we used to think!
A few weeks ago, a press release from the Opportunity mission celebrated Opportunity's surpassing of the previous NASA off-world driving record. That record was set in December 1972 by the Apollo 17 astronauts aboard their Lunar Roving Vehicle. They seem very close to Lunokhod 2's stated 37-kilometer driving record, but hold your horses -- we now know Lunokhod went longer than we thought.
Enormously detailed photo of Kasei Valles from Mars Express
ESA celebrated the tenth anniversary of Mars Express' launch with a several-day science meeting during which they issued lots of press releases and numerous spectacular photos. My favorite of them all is this enormous image of Kasei Valles on Mars.
Woohoo! The LEGO Curiosity rover is going to be a kit!
The awesome LEGO Curiosity rover designed by Stephen Pakbaz is going to go into production!
Exploring Ten Years' Worth of Mars Express Data
Mars Express has been in flight for a decade, more than enough time to send home some amazing finds.
Ten years since Spirit's launch
Ten years ago, Spirit launched on a Delta II rocket toward Mars, and I was there to see it.
Pretty pictures: Curiosity working late
Just some cool photos of Curiosity lighting up the Cumberland drill hole after sunset for a little nighttime science work.



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