New images from NASA’s Mars Reconnaissance Orbiter show three additional NASA spacecraft that have landed on Mars: the Spirit rover active on the surface since January 2004 and the two Viking landers ...

A recently resurfaced image taken byNASA’s Mars Global Surveyor is reigniting public fascination with the Red Planet. The photo, which shows what appears to be a square-like formation on the Martian ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA/JPL In 1975, NASA's Viking 1 spacecraft entered orbit around Mars, carrying a ...

"For stereo images, a collapsible viewer is included on the inside back cover of this book"--P. vii.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Those first images ...

Diagnostic tests and months of stable, successful operation have resolved concerns raised early this year about long-term prospects for the powerful telescopic camera on NASA’s Mars Reconnaissance ...

One look at recent images released by the European Space Agency may cause you to wonder if spiders are on the cusp of bursting forth onto the Martian surface. But arachnophobes have nothing to fear, ...