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Small-body mission · JAXA

MMX (Martian Moons eXploration)

JAXA's planned mission to the moons of Mars — it will study Phobos and Deimos and return a sample of Phobos to Earth, testing whether the Martian moons are captured asteroids or debris from a giant impact.

Imagery

9M-MMX Boeing 737 Malaysia (7921505578)

At Kuala Lumpur Sepang

Aeroprints.com · CC BY-SA

Source archive ↗

Targets & sample

Target bodies:Phobos
Also:Phobos (sample return) and Deimos (flybys)

Mission & science

Goals
Return a sample of Phobos and determine the origin of the Martian moons.
Engineering milestones
Launch planned for the mid-2020s; sample return planned several years later.
Outcome
Planned — not yet launched.
Known limitations
A planned mission; no outcomes exist yet.

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • JAXAJapan Aerospace Exploration Agency

    Japanese missions (Hayabusa, Akatsuki) and space science.