It is boosted into space by a launch vehicle, re-enters Earth's atmosphere, and lands as a spaceplane. The X-37 is operated by the Department of the Air Force Rapid Capabilities Office, in collaboration with the United States Space Force, [1] for orbital spaceflight missions intended to demonstrate reusable space technologies.

X-37试验机 或称为 轨道试验飞行器 （英语： Orbital Test Vehicle，常缩写为 OTV）是 美国 波音公司 研制的 无人 太空飞机。 X-37在起飞时需要以 火箭 搭载升空或大型飞机高空投放，再依靠自身动力进入近地轨道，并且在近地轨道上连续飞行一年以上。

X-37試驗機 或稱為 軌道試驗飛行器 （英語： Orbital Test Vehicle，常縮寫為 OTV）是 美國 波音公司 研制的 無人 太空飛機。 X-37在起飛時需要以 火箭 搭載升空或大型飛機高空投放，再依靠自身动力进入近地轨道，並且在近地轨道上連續飛行一年以上。

Feb 24, 2016 · The X-37 is a reusable orbital launch vehicle put into orbit atop an Atlas V rocket. It was built by Boeing. The vehicle is used by the U.S. military.

X-37A机身基本按X-40A的尺寸放大1.2倍。 除了具备X-40A的功能之外，X-37A还完全装备了太空飞行，配备了用于轨道机动的火箭发动机、先进的可重复使用热防护系统、载荷舱和用于轨道和大气飞行的导航/飞行控制系统。

X-37試驗機 或稱為 軌道試驗飛行器 （英語： Orbital Test Vehicle，常縮寫為 OTV）是 美國 波音公司 研制的 無人 太空飛機。 X-37在起飛時需要以 火箭 搭載升空或大型飛機高空投放，再依靠自身动力进入近地轨道，並且在近地轨道上連續飛行一年以上。

The X-37A airframe is essentially the X-40A scaled up to about 120%. In addition to the X-40A's features, the X-37A is fully equipped for space flight, having a rocket engine for orbital maneuvers, an advanced reusable thermal protection system, a payload bay and a navigation/flight-control system for orbital and atmospheric flight.

按照 美国 空军官方说法，X-37B的目标是“对可重用太空飞行器技术进行太空试验，降低风险，使用方案开发，用于支持太空长期发展计划”，从描述上看仍然着重于技术验证分析认为X-37有发展为美国第一个实用的军事太空飞机的潜力，从快速反应能力办公室的 ...

The Boeing X-37 is an unpiloted demonstration spaceplane that is intended to test future spaceflight technologies while in orbit and during atmospheric reentry. It is a reusable robotic spacecraft based on the smaller X-40. The X-37 began as a NASA project in 1999, then was transferred to the US Department of Defense in 2004.

Mar 7, 2025 · CAPE CANAVERAL, Fla. (AP) — The U.S. military’s classified mini space shuttle returned to Earth on Friday after circling the world for 434 days. The space plane blasted into orbit from NASA’s Kennedy Space Center in December 2023 on a secret mission. Launched by SpaceX, the X-37B vehicle carried no people, just military experiments. Its predawn touchdown at Vandenberg Space Force Base in ...