When considering landing sites on Mars, NASA astronauts say they don’t care where they go -- just don't kill them.
NASA's Curiosity rover will soon get history's first up-close look at Martian sand dunes.
Could the seismic fingerprint of dust devils detected on Earth be used to decipher the tiny tornadoes racing across the Martian surface?
Scientists have known for some time that Phobos, the larger of Mars’ two small moons, is a victim of gravity, edging closer toward its parent planet.
A solar storm that missed Earth but smashed into Mars last March dramatically confirmed long-held suspicions that the sun is blasting away the Martian atmosphere, and doing so at a rate that will leave the planet airless in another couple of billion years, if not sooner.
As if Mars' thin, frigid, dry air wasn't harsh enough, now scientists have found new evidence of acid fog altering the rocks near the Spirit Rover.
It could be that the plucky rovers we've sent to explore the Red Planet have brought with them unwelcome, hitchhiking bacteria.
Is a lunar space port a viable stepping stone to Mars?
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