NASAEstablished in 1958, the National Aeronautics and Space Administration (NASA) is an independent agency of the United States Federal Government that succeeded the National Advisory Committee for Aeronautics (NACA). " data-gt-translate-attributes='[{"attribute":"data-cmtooltip", "format":"html"}]'>NASA astronaut and Expedition 68 Flight Engineer Nicole Mann‘s image is refracted through a sphere of water flying weightlessly in microgravity. If provided, your email will not be published or shared