2015 – Satellite Orbits – Snapshot

According to the Union of Concerned Scientists, a total of 1,381 satellites were still operational at the end of 2015.1 These satellites are mostly located in low Earth orbit (LEO) between 200 and 2,000 kilometers (124–1,242 miles) of altitude. LEO is home to 759 active satellites, or 55% of the tot...

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