H3-24 | Martian Moon eXplorer (MMX)

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.

Mission Details

  • Launch date: October 19, 2026 at 07:41 PM UTC
  • Launch vehicle: H3-24
  • Operator: Mitsubishi Heavy Industries
  • Launch site: Tanegashima Space Center, Japan
  • Mission type: Planetary Science