An organization at Johnson Space Center, focusing on medical, health, biology, and biotechnology related aspects of manned spaceflight.

Mission Statement

The mission of the Space Life Sciences Directorate (SLSD) is to be the world's leader in understanding the space frontier and the opportunities, capabilities, and limitations of humans living and working on that frontier.  To accomplish our mission, the Directorate manages and implements a broad range of applied and basic scientific research.  This research is accomplished using ground-based laboratories, microgravity environments, and space-analog facilities.  The Directorate is responsible for both the scientific content and the associated hardware systems.  The organizational structure focuses on the disciplines of Bioastronautics, Astromaterials, and Biological Sciences in accordance with the mission and lead center responsibilities of JSC.