NASA Discovery Program

NASA

NASA Selects Instrument for Future International Mission to Martian Moons

NASA has selected a science instrument for an upcoming Japan-led sample return mission to the moons of Mars planned for launch in 2024. The instrument, a sophisticated neutron and gamma-ray spectrograph, will help scientists resolve one of the most enduring mysteries of the Red Planet — when and how the small moons formed. The Mars Moons eXploration (MMX) mission is…