宇宙のゴミ=スペースデブリのハイレゾ画像。[A hireso image of the garbage of the space]

いままで打ち上げられた人工衛星は6000機。
その内400機は静止軌道外に飛んで行き、800機が現役で稼働中。
つまり80%にあたる 残りの…

6,000 man-made satellites which were launched so far.
400 planes of those fly in the geostationary orbit outside, and 800 planes are operating regularly.
In other words of the remainder equal to 80%…

via:core77.com’s design blog | Space debris