After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades of ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding ...

On June 19, the six-wheeled explorer officially completed the longest day trip of any robot vehicle on another planet. In a ...

NASA’s Mars Sample Return Mission may cost up to $11 billion, risking c Lockheed Martin proposes a reduced-cost plan using InSight lander techn Rocket Lab also offered a budget-friendly MSR proposal i ...

NASA's Mars Sample Return mission has long been a point of contention for the agency, but now someone might have a plan to ...

The aerospace giant says it can revive Mars Sample Return with a leaner, lower-cost approach drawing on proven designs.

NASA’s Mars Reconnaissance Orbiter has learned to pull off daring 120-degree rolls that give its SHARAD radar ...

With Trump’s new budget cutting NASA science programs, the Mars Sample Return mission could be replaced by a private-sector ...

See Rocket Lab's "proposed mission architecture" for a Mars sample return mission in this animation. Credit: Rocket Lab ...