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

That mission, in conjunction with NASA and French and German space agencies, will collect detailed measurements of Mars' two moons and land on Phobos, the larger lunar body, to collect a sample ...

The Hera probe has swung around Mars, using the planet’s gravitational pull to fling itself toward its asteroid target.

The European Space Agency (ESA) fires up three of the instruments on the Hera spacecraft and takes images of the smaller ...

For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It used the opportunity to test some of its scientific instruments, snapping ...

On March 27, 1989, the Soviet Union's Phobos 2 mission to Mars' moons ended in failure. But the whole mission was definitely ...

Advertising In the coming days, the mission’s scientists will reveal more photographs from Hera’s encounter with Mars, which ...

Back in 1969, when Neil Armstrong and Buzz Aldrin first set foot on the moon, scientists knew of just 31 other moons in our ...

Deimos is the smaller and less photographed of Mars’ moons. This egg-shaped object, only measuring about 7.7 miles in diameter (12.4 kilometers), is tidally-locked with the Red Planet making it often ...

That mission, in conjunction with NASA and French and German space agencies, will collect detailed measurements of Mars' two moons and land on Phobos, the larger lunar body, to collect a sample ...

Mars has two moons, named Phobos and Deimos, but because Phobos is closer to Mars, it has been previously imaged by other spacecraft. "For Deimos, we don't have as many images as Phobos ...

The lumpy, 12.5 kilometre-wide moon is the smaller and less well-known of the two moons of Mars. Exactly how Deimos and the bigger Phobos were formed remains a matter of debate. Some scientists ...