As it flew by Mars, the spacecraft's onboard camera snapped 22 pictures of the planet's surface, sending them back home to ...

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

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 ...

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

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

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

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

Nearly two years into its mission, NASA’s Perseverance rover continues its groundbreaking exploration of Mars, pushing deeper into the planet’s geological and historical secrets. In this 21-month ...

Landing on Mars once felt like a distant dream. Now, space agencies have sent rovers and landers to explore the Red Planet for decades.

In May, the White House released a budget proposal that would slash NASA funding. But a Senate appropriations plan would ...

In a groundbreaking development, NASA has released stunning 4K footage of Mars, offering the most detailed and lifelike view ...

Rather than reducing government's role in space travel, the bills shovels more taxpayer money into an agency that is being ...