"Carries 9 hosted payloads, including payloads for the NNSA, the Naval Research Laboratory, NASA. It also includes the LCRD experiment, led by NASA?s Goddard Space Flight Center with support from the Jet Propulsion Laboratory and MIT Lincoln Laboratory."
Second from the Planetary Society.
"One of the payloads is NASA's DSAC (Deep Space Atomic Clock), a technology demonstration mission to validate a miniaturized, ultra-precise mercury-ion atomic clock that is 100 times more stable than today?s best navigation clocks."
Research technologies needed to significantly advance Department of Defense (DoD) capabilities to operate spacecraft in the harsh radiation environment of MEO (Medium-Earth Orbits).