To help with its plans for long-term lunar visits and missions to Mars, NASA is putting together a year-long virtual program ...

NASA's Viking 1 mission blazed a crucial trail with its Mars landing on July 20, 1976. Now, half a century later, that trail ...

Discover more about NASA's Psyche mission and how it recently tested its instruments on the Red Planet.

The spacecraft made a close approach to the red planet in May on its way to explore the asteroid it's named after.

NASA has ambitious plans for the Red Planet. But some scientists worry it could come at the expense of other science programs ...

FIfty years after the Viking missions landed on Mars, Lockheed Martin is planning for the next steps to the Red Planet ...

Scientists think ancient Mars was quite different than it is today. While we might know it now as a barred, reddish wasteland ...

Nearly half a century after NASA’s Viking landers touched Mars, one question shadows their experiments: Did they miss life, or did they destroy it while trying to prove it was there? Dirk ...

Celebrating 50 years since Viking 1's historic landing on Mars. Discover its achievements and impact on planetary exploration ...