In March 2025, four rookie astronauts on SpaceX’s Fram2 polar mission carried a portable X-ray machine into orbit, and three of them, after just four hours of preflight training, produced the first diagnostic radiographs ever taken in space, imaging each other and a smartwatch without any support from the ground

On March 31, 2025, four first-time astronauts flying the first human mission ever to loop directly over Earth’s poles carried a commercial off-the-shelf X-ray machine into orbit — a wireless MinXray unit smaller than a briefcase — and used it to take the firs…