Scientists find unlikely new way to track space junk: sonic booms in the atmosphere
Space junk falling out of orbit can be a threat -- now scientists say they have found a new way to track it as it speeds through the atmosphere.
By Jacopo Prisco, CNN (CNN) — Space junk falling out of orbit and crashing toward Earth is a growing threat. Indeed, old satellites and spacecraft parts reenter our planet’s atmosphere more than three times a day. When these objects burn through the atmosphere, they can release harmful substances, and if they reach Earth’s surface, they
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