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Isophoric News · Sunday, October 18, 2026

Science

Japan plans world-first mission to bring back samples from Mars' moon Phobos

Japan's space agency, Jaxa, plans to launch a spacecraft Tuesday on an H3 rocket on the world's first mission to bring back samples from Phobos, a moon of Mars, the Guardian reported. The Martian Moons eXploration (MMX) mission is expected to take five years, reach the Mars region around August 2027, spend three years near Phobos and return home in 2031, the Guardian says, and aims to collect at least 10 grams of soil from two sampling attempts. Project manager Yasuhiro Kawakatsu called the moons "the most important unclimbed mountains in the solar system." The mission carries 13 instruments, including a French-German rover and a Nasa sampling device.

By D. Marlowe · October 18, 2026 · Edited by C. Fletcher

Stickney crater on Phobos
Stickney crater on Phobos NASA/JPL/University of Arizona / Wikimedia Commons · Public domain · Original

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