Astronaut David Saint-Jacques of the Canadian Space Agency

iss059e027344 (April 19, 2019) --- Astronaut David Saint-Jacques of the Canadian Space Agency studies how crystals melt and solidify using the Microgravity Science Glovebox inside the U.S. Destiny laboratory module. The Solidification Using a Baffle in Sealed Ampoules study explores how to produce high-quality semi-conductor crystals in microgravity.