Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a large asteroid wandered dangerously close to the Red Planet. This new model ...

Around 3.4 billion years ago, when Mars was a warm, wet world, an asteroid several kilometers wide tore through its thin air and crashed into a shallow sea, leaving an expansive crater on the seafloor ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Martian moon Deimos seen crossing the face of Mars in this sequence of Thermal Infrared Imager ...

We often think getting to know Mars will require us to actually get there in person and have a look at the place. While that may be true when it comes to uncovering the mysteries of the planetary ...

Opening with a thought‑provoking quote, mission scientist Luther Beegle noted, “Every rock on Mars has a story, but some tell ...

How did the moons of Mars, Phobos and Deimos, form and evolve orbiting the Red Planet? This is what a recent study published in Icarus hopes to address as a team of researchers investigated the ...

A space exploration mission to study an asteroid that NASA deliberately crashed a spacecraft into three years ago has taken stunning bonus images of Mars and its moon Deimos en route to its final ...

China has launched a spacecraft that promises to return samples from an asteroid near Mars and yield "groundbreaking discoveries and expand humanity’s knowledge of the cosmos," the country's space ...

Mars is probably smaller than you think. It's just half the size of Earth, with barely a third of its mass. Even the Martian moons Phobos and Deimos are petite, measuring just a few kilometers in ...

A NASA spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the main asteroid belt. Not to worry: Astronomers aren't interested in the small ...

LOS ANGELES (AP) - Mars could be in for an asteroid hit.A newly discovered hunk of space rock has a 1 in 75 chance of slamming into the Red Planet on Jan. 30, scientists said Thursday."These odds are ...