‘Mighty mice’ take flight to find bone, muscle loss treatments for humans back on Earth Post author By Robert Post date May 5, 2023 40 mice orbited in space for 33 days so researchers could analyze microgravity’s impact on muscle and bone mass. read more ← Space tourism: Meet the companies vying to be the first to launch commercial trips → NASA Opens 2023 TechFlights Solicitation for Testing Potential Space-based Innovations