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MMX Program

JAXA’s Martian Moons eXploration (MMX) is a planned international sample-return mission to survey Phobos and Deimos, land on Phobos, collect a sample, and return it to Earth. JAXA leads MMX with NASA, ESA, CNES, and DLR participation; the mission is planned for launch in JFY 2026 and aims to return Phobos material in 2031.

Identity

Aliases
MMXMartian Moons eXplorationMartian Moons Exploration Mission
Domains
spaceflight
Name
MMX Program
Status
planned
Types
explorationsciencedevelopment

Details

Description
JAXA’s Martian Moons eXploration (MMX) is a planned international sample-return mission to survey Phobos and Deimos, land on Phobos, collect a sample, and return it to Earth. JAXA leads MMX with NASA, ESA, CNES, and DLR participation; the mission is planned for launch in JFY 2026 and aims to return Phobos material in 2031.
Leads
Participants
Start Date
2026

Assets & Meta

Creation Time
August 13, 2026 at 13:14:28 UTC
Updated Time
August 13, 2026 at 13:14:28 UTC

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