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.

Surface temperatures on Mars can reach as high as 70 degrees ... the red planet gained its two small and irregularly shaped moons, Phobos and Deimos. The two lumpy worlds, discovered in 1877 ...

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.

Phobos and Deimos – these names from Greek mythology were ... they were formed from ejecta resulting from a powerful impact on the planet's surface, or they formed at the same time as Mars. In favour ...

The names Phobos and Deimos mean "fear" and "panic ... Flying without any humans aboard, the probe soared past Mars and sent back photos of the planet's surface, according to NASA.

It's called Deimos, and is much smaller and more mysterious than Phobos ... debris float away from the surface which is picked up by the gravitational pull of Mars. This keeps a spooky ring ...

Secondly, it will analyse the surface composition and texture at selected locations ... The Japanese MMX mission targets both moons of Mars, Phobos and Deimos. The MMX probe will explore both moons ...

For an hour, HERA flew as close as 5,600 kilometers from the Martian surface ... well-known of the two moons of Mars. Exactly how Deimos and the bigger Phobos were formed remains a matter of ...

That is because its surface is composed of carbonaceous ... This mission will collect data from Deimos as well as Mars’ other moon, Phobos, where it will eventually land and collect samples ...

It has been orbiting Mars for the past two years regularly flying past Deimos and its big sibling moon Phobos. It used instruments that measure infrared and ultraviolet wavelengths in order to ...

On March 12, 2025, the spacecraft performed a gravity-assist manoeuvrer around Mars, coming within 5,000 km of the planet’s surface and just 300 km from its city-sized moon Deimos. This flyby ...