Frontier Aerospace to develop deep space thruster using MON-25/MMH – Satellite News Digest
Frontier Aerospace Corporation announced their selection by NASA’s Space Technology and Mission Directorate (STMD) for a "Tipping Point" award to provide flight qualification of Frontier’s Deep Space Engine (DSE) that utilises MON-25/MMH propellant. http://www.sat-nd.com/archive/?id=2018081603