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Hubble image of Mars
Feb 20, 2018

The planet Mars has fascinated scientists for over a century. Today, it is a frigid desert world with a carbon dioxide atmosphere 100 times thinner... Read more

Feb 15, 2018

NASA’s Jim Green and bestselling author Andy Weir explore the fascinating intersection of science and science fiction. Read more

Dec 29, 2017

With Jim Green today is the “man about Mars,” Bruce Jakosky from the University of Colorado. Bruce is the principal investigator of NASA's MAVEN... Read more

Layered sedimentary deposits inside the giant canyons of Mars
Oct 24, 2017

The layered sedimentary deposits inside the giant canyons of Mars have puzzled scientists for decades. These light toned deposits have fine,... Read more

Colors in this image of the Martian moon Phobos indicate a range of surface temperatures detected by observing the moon on Sept. 29, 2017, with the Thermal Emission Imaging System (THEMIS) camera on NASA's Mars Odyssey orbiter.
Oct 5, 2017

NASA's longest-lived mission to Mars has gained its first look at the Martian moon Phobos, pursuing a deeper understanding by examining it in... Read more

Video still frame of new rover navigating rocky terrain
Apr 13, 2017

This blog post originated in the 2015 Science Mission Directorate Technology Highlights Report (2 MB PDF). Technology Infused... Read more

Methane Stinks Poster 1

NASA is sniffing out the sweet smell of methane on Earth, Mars and beyond. It's a greenhouse gas and, in some places, possibly a sign of life.... Read more

Red and Golden Planets Poster

Mars and Saturn are getting together in the constellation Scorpius for back-to-back oppositions in May and June 2016. Read this story Read more