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 ...

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 ...

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 ...

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

NASA’s Perseverance Mars rover has collected its first sample of rock for return to Earth, part of its mission to finally reveal whether the red planet ever hosted life.

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 ...

The spacecraft now almost tips upside down relative to Mars to give its radar the best view. The Mars Reconnaissance Orbiter ...