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US Space Force's secretive X-37B space plane will test quantum alternative to GPS navigation

The X-37B mission tests a quantum inertial navigation system designed to enable precise space navigation without GPS, enhancing resilience against signal disruption, the US Space Force said.

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The U.S. Space Force's X-37B space plane will test a potential alternative to GPS that makes use of quantum science as a tool for navigation: a quantum inertial sensor.

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A U.S. military spaceship, the X-37B test orbital vehicle, begins on Thursday, 21 August, of the optical flight in space. Most of the X-37B activity on orbit is secret, but serves part as a platform for recent generation experiments. One of these experiments is an alternative to GPS, using quantitative science as a navigation tool, with the help of a quantical energy sensor, shows Live Science.

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The US Space Force's mysterious X-37B space plane is set to launch its eighth test mission late Thursday night local time, but experts say the vehicle's future and role in the US space defense strategy are uncertain, Bloomberg reported.

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Space broke the news in United States on Wednesday, August 20, 2025.
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