Japan unveils Mars moon sample-return spacecraft ahead of Oct. 19 launch (photos)
space.com Aug 22, 2026

Japan unveils Mars moon sample-return spacecraft ahead of Oct. 19 launch (photos)

AI-summarised brief · reviewed before publication

Japan Aerospace Exploration Agency (JAXA) unveiled the Martian Moons eXploration (MMX) spacecraft at Tanegashima Space Center, revealing hardware that will collect samples from Mars’ moon Phobos and return them to Earth. The launch is scheduled for Oct. 19, 2026, using an H3 rocket, after a delay caused by H3 development issues and the 26‑month launch window. MMX will orbit Mars, map Phobos and Deimos, deploy the Idefix rover, and harvest ~10 grams of material for analysis in 2031.

💡 Why It Matters

  • · The mission will be the first to return samples from the Mars system, offering unprecedented insight into the moons’ origins and the early solar system.