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

A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

Deimos is the smaller and less photographed of Mars’ moons. This egg-shaped object, only measuring about 7.7 miles in ...

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

Like our moon, Deimos is tidally locked to Mars, meaning the same side always faces the planet—the only side visible to ...

The slow race of getting NASA's Space Launch System rocket pieced together for next year's Artemis II moon mission jumped a ...

A space probe flying past Mars captured images of the red planet's small, mysterious moon. While on a flyby ... of the only object in our Solar System to have had its orbit measurably altered ...

“We’re on track to the asteroid system.” Hera is headed ... contrast between Deimos’ far side and Mars.CreditCredit...ESA/JAXA Mars’s two moons have mysterious origins.

According to this story, when the solar system was just getting started, a Mars-size protoplanet named Theia slammed into the proto-Earth. Artwork of the young Earth-moon system. The Earth had ...

Hera spacecraft captured an extraordinary near-infrared image of Mars’ moon Deimos during a flyby of the Red Planet. This ...

took images of Mars and Deimos, one of its two moons, yesterday. The mission’s flyby was used as a gravity assist to its final destination at the binary asteroid system Dimorphos and Didymos.