Expedition 66 crew members work on a space physics experiment taking place inside the Microgravity Science Glovebox.
iss066e078285 (Nov. 17, 2021) — International Space Station Commander Anton Shkaplerov of Roscosmos (from left) and NASA astronaut and Expedition 66 Flight Engineer Thomas Marshburn work on the SUBSA-BRAINS (BRazing of Aluminum alloys IN Space) space physics experiment taking place inside the Microgravity Science Glovebox. The study examines differences in capillary flow, interface reactions, and bubble formation during solidification of brazing alloys in microgravity.