The first Global Positioning Satellite signal from space occurred on Feb. 22, 1978, writes Col. David Madden, GPS Wing Commander at Los Angeles AFB, Calif., in a Feb. 22 statement. Madden notes that the GPS Block 1 satellites, launched between 1978 and Oct. 9, 1985 “paved the way for an operational system that has revolutionized the way we go to war.”
Northrop Grumman test fired its newest solid rocket motor Dec. 4, part of an internally funded effort to rapidly design and build SRMs using advanced manufacturing techniques.

