Aug. 16, 2021 AEDC reactivates 8-inch barrel for Hyper-ballistic Range G The Hypervelocity Flyout, Impact and Lethality Ground Test and Evaluation team of the Space Test Branch, Test Division, successfully reactivated the 8-inch-diameter barrel capability of Hyper-ballistic Range G after the 8-inch barrel sat unused for more than a decade.Range G, located at Arnold