Space junkis a serious job : it jeopardise orbiter and spacecraft , and can plummet erratically to earth . Australia’sMurchison Widefield Arrayis a high-pitched - sensitivity radio scope that tracks place debris as modest as 1 meter across , by observing how the objects excogitate FM signals from Australian wireless stations . It ’s listen to pop music from place .
https://gizmodo.com/how-the-usaf-keeps-tabs-on-space-junk-911163630
The raiment , part of western Australia ’s Murchison Radioastronomy Observatory , was built as a precursor to the proposedSquare Kilometre Arraybeing jointly undertake by Australia and South Africa . As it stands right now , the Murchison Widefield Array consists of 2,048 item-by-item antenna arrange in 128 four - by - four tiles . A exclusive roofing tile is pictured above .
https://gizmodo.com/this-1-9-billion-super-telescope-array-will-scan-space-5923678
When FM broadcast radio signals journey out into space face-off dust , some of the radio wafture are mull back toward world . The Murchison Widefield Array can pick up sign from objective as far as 620 international mile away . So the next clip you hear Gotye or Keith Urban on the radio , just think — in Australia , they ’re helping supervise outer space junk . [ Cnet ]
Image : Murchison Widefield Array
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