MMX is a Japanese scientific mission to land on Phobos, one of the two moons of Mars, to collect samples before bringing them back to Earth. The mission includes a small French/German rover to explore the surface of Phobos. October 19, 2026 at 19:41 UTC · Go for Launch H3-24 — Mitsubishi Heavy Industries, to Mars Orbit Yoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan Data: Launch Library 2, The Space Devs. Image by Mitsubishi Heavy Industries via The Space Devs.