Space debris consists of everything from broken equipment to defunct satellites. It travels in Earth's orbit at up to 28,000 kph (17,500 mph), and poses a serious danger to both spacecraft and astronauts.
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Key Facts In This Video
Netting spacecraft 00:57
Solar sails 01:25
Slingshotting spacecraft 02:00
Electric tether 02:24
Written by Curiosity Staff May 21, 2015
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