The Apophis asteroid, once feared to hit Earth, is less than three years from making an unprecedented approach toward Earth.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system. Better known as Deinococcus radiodurans, this microbe is arguably the ...

When humans finally land on Mars, what should they do? A new report from the National Academies of Sciences, Engineering, and Medicine lays out the science objectives for a crewed Mars mission.

Rocks from Mars have landed on Earth. Scientists have found them, meteorites with a chemical signature that could only have come from the Red Planet, scattered across Antarctica and other remote ...

For a brief stretch on April 13, 2029, a giant space rock will slip closer to Earth than some of the satellites parked high ...

A new study has provided compelling evidence that life from Mars could have arrived on Earth by hitching a ride on debris ejected during asteroid impacts. The research, led by scientists at Johns ...

The Mars Moons eXploration spacecraft will fire its thrusters to maneuver into orbit around Mars (depicted in this digital ...