NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

They're not actual spiders, of course, but rather strange geological features.

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 ...

Report: Stu Sternberg agrees to sell Tampa Bay Rays for $1.7 billion Cal Raleigh wins the Home Run Derby with his dad and ...

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

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

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

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 ...

A budget-writing panel in the House of Representatives passed a $24.8 billion NASA budget bill Tuesday, joining a similar ...

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

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

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