What is BioSentinel?
via nasa.gov
Short excerpt below. Read at the original source.
llustration of BioSentinel’s spacecraft flying past the Moon. NASA/Daniel Rutter Editor’s Note: This article was updated Nov. 21, 2025 shortly after BioSentinel’s mission marked three years of operation in deep space. Astronauts live in a pretty extreme environment aboard the International Space Station. Orbiting about 250 miles above the Earth in the weightlessness of microgravity, they rely […]