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MMX Spacecraft System

The JAXA MMX spacecraft system is a Mitsubishi Electric-built deep-space sample-return probe comprising propulsion, exploration, and return modules plus a detachable sample-return capsule. It is designed to observe Phobos and Deimos, deploy the IDEFIX rover, land on Phobos, collect more than 10 grams of material, and return the sample capsule to Earth.

Identity

Aliases
Martian Moons eXploration spacecraftMMX probe
Family Name
MMX
Full Name
MMX Spacecraft System
Reusability
expendable
Slug
mmx-spacecraft-system
Status
development
Type
spacecraft

Details

Description
The JAXA MMX spacecraft system is a Mitsubishi Electric-built deep-space sample-return probe comprising propulsion, exploration, and return modules plus a detachable sample-return capsule. It is designed to observe Phobos and Deimos, deploy the IDEFIX rover, land on Phobos, collect more than 10 grams of material, and return the sample capsule to Earth.
Manufacturer Id
jd72y11rwxxqy9nh7kqa5xk5hs8aqd7e
Operator Id
vh76by4pqcqgwz2c255w6r83m17nh9vh

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Creation Time
7/17/2026, 5:26:55 AM
Updated Time
7/17/2026, 5:26:55 AM