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Lockheed's Space Fence Prototype Starts Tracking Space Junk With Advanced Radar

By PopSci on at

Orbital debris is a large and growing problem, and no one is quite sure how to deal with it -- polar lasers, nets and other concepts are still merely ideas. But we should at least monitor all that space trash, to be certain where it is and whether it's heading for something we want to protect, like the ISS or a military satellite. The US Air Force's new Space Fence, designed to keep an eye on space trash, is getting closer to reality.