New Army Cannon Hits Target 43 Miles Away in Test The U.S. Army fired three M982A1 Excalibur weapons from its Extended Range Cannon Artillery prototype, with one round striking a direct hit a target at a range of 43.5 miles, Dec. 19, 2020. (U.S. Army) 23 Dec 2020 A U.S. Army cannon has hit a target 43.5 miles away, marking a milestone in the push to develop longer range artillery, the service said. Three M982A1 Excalibur weapons were launched from its Extended Range Cannon Artillery, during a test at the Army's training area in Yuma, Ariz., Army Futures Command said in a statement this week. The weapon hit its target on the third attempt.