1st Full Test of Hypersonic Missile Successful: US Air Force

A B-52H Stratofortress assigned to the 419th Flight Test Squadron undergoes pre-flight procedures at Edwards Air Force Base, Calif., on Aug. 8, 2020. Giancarlo Casem/U.S. Air Force

The U.S. Air Force said Monday it had successfully tested a hypersonic missile off the coast of Southern California on Dec. 9.

The hypersonic missile, known as the AGM-183A Air-launched Rapid Response Weapon (ARRW), was launched from a B-52H Stratofortress bomber while in the air.