The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

The new images by Curiosity show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, NASA said.

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

NASA's Curiosity rover has snapped its first images of web-like "boxwork" features on the surface of Mars. The zig-zagging rocks could provide clues about the Red Planet's watery past and whether it ...

Curiosity’s mission was originally supposed to last no more than two years but was extended indefinitely after it ...

NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall ...

Over a decade ago a theory was floated that a primitive civilization on Mars was eradicated by a nuclear explosion, but NASA ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

A number of high-profile missions would get the axe, including the New Horizons Pluto probe and Juno Jupiter orbiter.

The massive dust storm that has fully enveloped the planet is obscuring the Sun and bathing the landscape in a deep shade of blood red. NASA’s two rovers, Curiosity and Opportunity, have had to ...

A NASA orbiter has captured a stunning image of a giant volcano on Mars. Arsia Mons -- along with two other volcanoes -- form ...

NASA's initiatives to pioneer next-generation space technologies are also hit hard in the White House's budget proposal. If ...