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October 21, 2015

Could there be organic matter on Mars?

The origins of organic matter found by Mars lander missions have long been debated, but a new study suggests a way to find out whether these chemicals of life came from the Red Planet or elsewhere.

October 21, 2015

Weak sun poses radiation risk for Mars-bound astronauts

Decreasing solar activity could make the journey to Mars and back riskier for astronauts, a new study warns.

October 21, 2015

NASA Mars mission to try to turn Martian air into key rocket fuel ingredient: oxygen

NASA plans to make oxygen — a key ingredient of rocket fuel — on Mars early next decade.

October 21, 2015

British space scientist Colin Pillinger dies at 70

Colin Pillinger, an ebullient space scientist who captured the popular imagination with his failed attempt to land a British probe on Mars, has died. He was 70.

October 21, 2015

NASA Curiosity rover captures mysterious bright light on Mars

A NASA picture of a mysterious bright light on Mars has sparked the interest of UFO believers and non alike.

October 21, 2015

NASA discovers new gully on Mars

A NASA spacecraft has spotted a big gully on Mars, a feature that appears to have formed only within the last three years.

October 21, 2015

Mars rover Opportunity faces new threat: Budget ax

NASA’s baseline budget for the year beginning Oct. 1 pulls the plug on the 10-year-old Mars rover Opportunity, newly released details of the agency’s fiscal 2015 spending plan show.

October 21, 2015

NASA's newest Mars flyer will explore atmosphere

NASA hopes its newest Mars spacecraft lives up to its know-it-all name.

October 21, 2015

Explosive supervolcanoes may have once rocked Mars

The surface of ancient Mars may have been rocked repeatedly by giant supervolcanoes, which unleashed colossal and explosive eruptions that forever changed the face of the Red Planet, scientists say.

October 21, 2015

Mars as big as the moon? Stargazing hoax hits Facebook

After a two-year hiatus, the infamous Mars Hoax has once again reared its head.