Thousands of satellites are due to burn up in the atmosphere every year – damaging the ozone layer and changing the climate
The atmospheric reentry process generates extreme heat and mechanical loads, which lead to the satellite's disintegration at the altitude of about 45 miles. (Image credit: ESA) By Minkwan Kim and Ian Williams, Published by The Conversation, 20 March 2025 The world’s first artificial satellite, the Soviet Union’s Sputnik 1, was