Watch SpaceX launch US Space Force's classified X-37B space plane today

image via Space.com

August 21, 2025, 1:00 PM

• •SpaceX will launch the secretive X-37B space plane for the U.S. Space Force (USSF) on Thursday, August 21, at 11:50 p.m. EDT.
• •The mission, designated USSF-36, will be carried by a Falcon 9 rocket from Pad 39A at NASA's Kennedy Space Center (KSC) in Florida.
• •OTV-8's mission includes testing a laser communications system and a quantum inertial sensor for a new in-space positioning system.
• •The launch will be streamed live, and the booster is expected to return to the Space Coast for recovery.

SpaceX is set to launch the secretive X-37B space plane for the U.S. Space Force on August 21st. The launch, known as USSF-36, will utilize a Falcon 9 rocket from Kennedy Space Center. This mission, OTV-8, will focus on technology demonstrations, including a laser communications system and a quantum inertial sensor. The event will be streamed live, and the booster will be recovered after the launch.

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