Mark Velasco (left) and Jared Sass assemble a custom cold heat exchanger for freezing carbon dioxide from a simulated Martian environment in the Cryogenics Test Laboratory at NASA's Kennedy Space Center on Mar. 20, 2019.
Mark Velasco (left) and Jared Sass assemble a custom cold heat exchanger for freezing carbon dioxide from a simulated Martian environment in the Cryogenics Test Laboratory at NASA's Kennedy Space Center on Mar. 20, 2019.