space debris/ space junk 太空垃圾

space debris/ space junk
繁：太空垃圾
简：太空垃圾

中國太空實驗室「天宮一號」預計將於4月2日前後3天（即最快周五）墜落地球大氣層，屆時會否有殘餘碎片跌落地表，近日備受討論，同時也令人再次關注太空垃圾愈來愈多的問題。

科技新知﹕天宮一號快墜落 再掀熱議 大鉗「魚叉」捉太空垃圾（2018年3月30日）。明報，取自 https://news.mingpao.com/pns/dailynews/web_tc/article/20180328/s00014/1522173642074

Russia, the United States, and China have created and deorbited the most space debris.

More than 14,000 hunks of dangerous space junk are hurtling around Earth — here’s who put it all up there. (2018, March 29). Business Insider. Retrieved from http://www.businessinsider.com/space-junk-debris-amount-statistics-countries-2018-3

But Tiangong-1 is just one of many pieces of space junk left orbiting our Earth.

China’s Falling Space Station Highlights the Problem of Space Junk Crashing to Earth. (2018, March 29). Space. Retrieved from https://www.space.com/40127-falling-china-space-station-space-junk-threat.html