Autonomous Flight Safety System (AFSS) for Hypersonic Weapon Systems S²MARTS Project No. 21-01 Canceled – FY21 budget shortfall and de-prioritization of this requirement. By |2022-08-26T16:41:05-07:00September 29, 2020|Comments Off on Autonomous Flight Safety System (AFSS) for Hypersonic Weapon Systems Share This Story, Choose Your Platform! About the Author: