Another hypothesis is that Phobos and Deimos formed very much like Earth's moon did — that an impact on the surface of Mars threw debris into orbit that eventually coalesced into the two moons.

A new image has emerged of the Red Planet rising above the lunar limb after being occulted by the moon in January.

The results of Hera's flyby could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant impact on Mars.

In the Senate hearing considering the confirmation of Jared Isaacman as NASA Administrator, he and Senator Ted Cruz engaged ...

Mars has two small, potato-shaped moons, called Phobos and Deimos. These moons are named for two sons of the Greek god of war, Ares, which the Romans called Mars. The names Phobos and Deimos mean ...

Jared Isaacman, President Trump's nominee to lead NASA, tells lawmakers the space agency can return astronauts to the moon ...

President Donald Trump's nominee to lead NASA, entrepreneur Jared Isaacman, faced questions from senators on Wednesday about ...

Though NASA's "Artemis" Moon mission was announced in Trump's first term, he has since openly mused about heading straight to Mars, prompting concerns that China or others could fill the gap on ...

provided insights into the dynamics of Mars' moons. Phobos, the larger of Mars' two moons, obscured the Sun's disc for approximate... NASA's Perseverance rover, currently navigating the western ...

“I don’t think we have to make any tough trades” between a moon and Mars mission. Isaacman’s comments — in response to questions from Senate Commerce, Science and Transportation Chair Se ...

we don't have to make a binary decision of Moon versus Mars," Isaacman said ... the current plan and that he wants to see the Artemis 2 crew get to the moon. Isaacman has previously criticized ...