The 2009 satellite collision was the first accidental hypervelo... - dofaq.co
2009 satellite collision

The 2009 satellite collision was the first accidental hypervelo...

wikipedia - 10 Feb 2017
The 2009 satellite collision was the first accidental hypervelocity collision between two intact artificial satellites in low Earth orbit. It occurred on February 10, 2009, 16:56 UTC, when Iridium 33 and Kosmos-2251 collided at a speed of 42,120 km/h (11.70 km/s; 26,170 mph) and an altitude of 789 kilometres (490 mi) above the Taymyr Peninsula in Siberia.

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