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.

Mars has two small, potato-shaped moons, called Phobos and Deimos. These moons are named for two sons of the Greek god of war, Ares, which the Romans called Mars. The names Phobos and Deimos mean ...

An anomaly has forced the Japanese asteroid-sampling spacecraft Hayabusa2 into protective "safe mode" while journeying ...

This mission will collect data from Deimos as well as Mars’ other moon, Phobos, where it will eventually land and collect samples to bring back to Earth. The mission is anticipated for a 2026 ...

31,066 people played the daily Crossword recently. Can you solve it faster than others?31,066 people played the daily Crossword recently. Can you solve it faster than others?

The rover’s investigation aims to study minera... New research proposes that Mars’ moons, Phobos and Deimos, could have originated from an asteroid torn apart by the planet’s gravity.

A study published in Icarus explores the possibility that Mars’ moons, Phobos and Deimos, formed from asteroid debris torn apart by the planet’s gravitational forces. Researchers ran advanced ...

If you're lucky enough to have clear skies tonight, you can catch a "mini planet parade" as Mars and Jupiter appear alongside a half-lit moon in the southwestern sky. All three bodies will be ...

which will collect samples from Phobos, a moon of Mars, and bring them back to Earth for study. Another experiment, Lunar Magnetotelluric Sounder, flung four sensors, each a little smaller than a ...