The Midcourse Space Experiment (MSX) is a Ballistic Missile Defense Organization (BMDO) satellite experiment (unmanned space mission) to map bright infrared sources in space.
Midcourse Space Experiment (MSX) adalah satelit percobaan Ballistic Missile Defense Organization (BMDO) (misi antariksa tak berawak) untuk memetakan sumber-sumber inframerah terang di angkasa.