The mesosphere is a layer of the Earth's atmosphere that begins just above the stratosphere and extends 53 miles (85 km) upwards. When meteors burn up, it happens in this layer.

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Perseverance rover cleared for long distance Mars exploration

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Los Angeles CA (SPX) Dec 18, 2025 After nearly five years operating inside Mars Jezero Crater, NASA's Perseverance rover has logged almost 25 miles (40 kilometers) of driving while engineers certify that its mobility hardware and other subsystems can keep working for many more years. Built and operated by NASA's Jet Propulsion Laboratory in Southern California, Perseverance is following up the long-running Curiosity rover http://dlvr.it/TPtHcl
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