HiRISE

Sandy Ridges Pose A Mystery For Future Martian Beach Vacations

by Elizabeth Howell September 18, 2014

What are these thick dune-like features on Mars, and how were they formed? Scientists are still trying to puzzle out these ridges, which you can see above in a more tropical region of the Red Planet called Iapygia, which is south of Syrtis Major. The thick ridges were captured from orbit by the Mars Reconnaissance Orbiter’s […]

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The Latest Pictures From Mars Make Us Feel Spoiled

by Elizabeth Howell August 6, 2014

Don’t you love it when close-up pictures come beaming to your computer from another planet? Below are some of the latest images from Mars taken by the High Resolution Imaging Science Experiment on the Mars Reconnaissance Orbiter. And by the way, there’s a way for you to request where HiRISE will be pointing next. Elizabeth […]

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Captain HiRISE, Space Detective Beams Martian History Album To Earth

by Elizabeth Howell June 5, 2014

Mars, that ever-changing and beautiful Red Planet practically next door to us, is one of the most well-studied places humans have in the universe. We’ve sent spacecraft there for about 50 years. Yet there’s still a lot of mysteries out there. NASA’s Mars Reconnaissance Orbiter is among the investigating spacecraft in the area checking out the planet’s […]

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New Gully Appears On Mars, But It’s Likely Not Due To Water

by Elizabeth Howell March 19, 2014

Check out the groove! In the blink of a geological lifetime, a new gully has appeared on the planet Mars. These images from NASA’s Mars Reconnaissance Orbiter show a new channel in the southern hemisphere region of Terra Siernum that appeared between November 2010 and May 2013. While there’s a lot of chatter about water […]

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Are These Water Flows On Mars? Quite Possibly, New Observations Reveal

by Elizabeth Howell February 10, 2014

What a tangled web of water and water ice stories on Mars. There’s likely some underground. There’s definitely some at the north pole. And we are pretty certain water flowed there in the ancient past. But what about surface water today, right now, in the view of our many orbiting cameras at the Red Planet? […]

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