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Space
Space
Science
Brett Tingley

US Space Force plans global radar to 'identify emerging threats' in distant Earth orbit

Space Force United States US Space Force Earth Australia DoD United Kingdom
Six large white radar dishes point to the sky in the desert under a bright sun.

The United States, United Kingdom and Australia have signed an agreement to develop a deep space radar capable of keeping an eye on what's happening in geosynchronous orbit.

Found around 22,236 miles (35,786 kilometers) above Earth, this region is one of the most distant areas in which satellites operate. Interestingly, each spacecraft in geosynchronous orbit always hovers over the same area of Earth by matching the duration of its orbit to the rate at which our planet rotates once relative to stars in the background.

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