A 54-pound meteorite from Mars is expected to fetch up to $4 million when it goes up for auction later this month at Sotheby's.

Researchers examining Noachis Terra in Mars’ southern highlands found evidence of extensive river networks – some hundreds of kilometers long.

Blake Lively Wins Ruling That Her Deposition in Justin Baldoni Case Will Be Held on Her Turf 'I didn't want this to die': The 110-year-old Calif. sweets shop that refuses to quit Northern California county warns of ‘thick, poisonous smoke,' declares emergency

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 had suffered close to 100 micrometeoroid impacts and was out of fuel. The mission was officially ended on Dec. 21.

A sweeping orbital survey charted over 9,320 miles (15,000 kilometers) of riverbeds winding etched into Noachis Terra, a broad plateau in the planet’s southern highlands. Searching the fluvial sinuous ridges.

New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it may have been on an inevitable path to being a dead world despite being so similar to Earth.

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding of the Red Planet. The spacecraft was designed and built by the Jet Propulsion Laboratory in Pasadena.