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.”
B-21 Temporary Shelters Could Also Shelter B-2s
March 5, 2021
The Air Force's experimental runway shelter for the new B-21 bomber is large enough to cover it or the B-2, and therefore reveals no information about the dimensions of the new aircraft. Two such shelters will be evaluated, but the maker of the second version hasn't been chosen, yet.