moon's Phobos

Were the Mars moons Phobos and Deimos born from another shattered moon?

The Mars moons Phobos and Deimos have been born from the remains of a larger moon that shattered.

Contain Phobos

Phobos May Contain Atmospheric Atoms from Ancient Mars

Martian atmospheric oxygen, carbon, nitrogen and argon ions have been escaping Mars for billions of years and could be preserved inside the uppermost hundreds of nanometers of Phobos’ nearside regolith grains, which may be brought back to Earth by future sample return missions. The Japan Aerospace Exploration Agency (JAXA) is preparing to send the Martian…