By contrast, Deimos is tiny, with a radius of 6 km, and quite a bit further out, more than 23,000 km from the surface. It is ...

Phobos and Deimos – these names from Greek mythology were given to the moons of our neighbouring planet Mars, discovered in 1877 by the US astronomer Asaph Hall. Besides Earth's Moon, they are the ...

"It's exciting to explore a new option for the making of Phobos and Deimos — the only moons in our solar system that orbit a rocky planet besides Earth's," Jacob Kegerreis of NASA's Ames ...

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.

With a radius of 2,106 miles, Mars is the seventh largest planet in our solar system and about half ... small and irregularly shaped moons, Phobos and Deimos. The two lumpy worlds, discovered ...

It's called Deimos, and is much smaller and more mysterious than Phobos, the first moon of Mars. The pictures were taken by the ESA's Hera mission, which is on its way to an asteroid called ...

The Martian moons of Deimos and Phobos still puzzle planetary scientists. But they are now sure that they aren’t gravitationally captured asteroids. New book posits that humans risk extinction ...

The Japanese Martian Moons eXploration (MMX) mission will explore how the two Martian moons, Phobos and Deimos, formed, and improve our understanding of the formation of the planets in our Solar ...

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 ...

The Hera probe from the European Space Agency (ESA) recently captured spectacular images of Deimos, the smallest moon of Mars ... they also open new perspectives on our Solar System. Each close flyby ...