GoKawiilJAXA launches MMX spacecraft toward Mars moon Phobos aboard H3 rocket
Japan's space agency JAXA launched the Martian Moons eXploration (MMX) spacecraft on an H3 rocket, beginning a roughly 10-month journey to Mars. The probe is set to enter orbit around Phobos in August 2027, deploy the French-German IDEFIX rover to the moon's surface, and later attempt two landings to collect samples before returning them to Earth.
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If successful, MMX would be the first mission to land on and retrieve material from Phobos, giving scientists direct evidence to help settle whether Mars' moons formed from a giant impact or are captured asteroids. The mission also marks a significant demonstration flight for Japan's H3 rocket and for multinational collaboration in deep-space exploration, which could bolster JAXA's standing in future planetary science efforts.
- MMX launched on Japan's H3 rocket, its 10th flight, bound for the Martian system.
- Spacecraft will orbit Phobos from August 2027 and operate there for about three years.
- Mission aims to return physical samples from Phobos to Earth to clarify the moons' origins.
Celestron NexStar 130SLT Telescope — Missions like MMX reignite fascination with our solar system's smaller bodies, and a computerized telescope like the NexStar 130SLT lets you track down Mars and other planets yourself. Its GoTo mount makes locating celestial targets simple, perfect for anyone inspired by this journey to Phobos and Deimos.
See Celestron NexStar 130SLT Telescope on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: science.slashdot.org, 2026-10-20
Published there as: “Japan Launches Historic MMX Sample-Return Mission to Mars' Moon Phobos”
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