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

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 ...

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 ...

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

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

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

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

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

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

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

New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

NASA spending measures are tucked inside the bill that can best be described as ugly, or at the very least ill-advised.