Space tested menstrual cup backs astronaut health on long missions

Los Angeles CA (SPX) Dec 08, 2025

Astrobiologist Ligia Coelho and collaborators have shown that a standard silicone menstrual cup can tolerate spaceflight conditions, opening another option for managing menstruation on long-duration missions.

Coelho, a 51 Pegasi b Postdoctoral Fellow in astronomy in Cornell Universitys College of Arts and Sciences and a fellow at the Carl Sagan Institute, leads AstroCup, a volunteer group