Analysis of information sources in references of the Wikipedia article "Moons of Mars" in English language version.
One idea is that Phobos and Deimos, Mars's other moon, are captured asteroids.
In 100 million years or so Phobos will likely be shattered by stress caused by the relentless tidal forces, the debris forming a decaying ring around Mars.
{{cite web}}
: CS1 maint: numeric names: authors list (link)One idea is that Phobos and Deimos, Mars's other moon, are captured asteroids.
{{cite web}}
: CS1 maint: unfit URL (link){{cite web}}
: CS1 maint: numeric names: authors list (link)