Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

Mars is absolutely dripping with evidence that the red planet was once a striking blue, complete with glistening lakes, ...

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN ...

Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...

New research suggests Mars was once a blue planet, as scientists identify river deltas and signs of a vast ancient ocean on ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

For astronaut safety and to bolster success of the human exploration to come later, NASA needs an end-to-end demonstration of ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?" ...

NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.