Stratolaunch 完成了 Talon-A 高超音速飞行器的第二次系留运载飞行，标志着其发射平台 Roc 的第 13 次飞行。 Stratolaunch completes second captive carry flight of Talon-A hypersonic vehicle, marking the 13th flight for its launch platform, Roc.

Stratolaunch 已经完成了其第二次系留运载飞行，其第一架动力 Talon-A 高超音速飞行器 TA-1 是该公司发射平台 Roc 的第 13 次飞行。 Stratolaunch has completed its second captive carry flight with the first powered Talon-A hypersonic vehicle, TA-1, marking the thirteenth flight for the company's launch platform, Roc. 这次历时 4 小时 29 分钟的测试搭载了装有推进剂的 Talon 飞行器，并重点介绍了 TA-1 的推进系统、飞行环境和遥测系统。 The 4-hour-29-minute test carried a Talon vehicle with live propellant and highlighted TA-1's propulsion system, flight environments, and telemetry systems. 这次测试是 Stratolaunch 为 Talon-A 首次动力飞行做准备的一部分。 This test is part of Stratolaunch's preparation for Talon-A's first powered flight.