The Sticky Answer to Space Debris? A Secret Glue Satellite!

Every day, millions of pieces of space junk fly around, hundreds of miles above our heads, each posing a potential threat to astronauts and satellites. It's a tricky problem -- but is a sticky solution just around the corner?
Scientists have puzzled for years over how to clean up the belt of debris -- defunct space hardware, jettisoned rockets, nuts and bolts -- traveling at speeds of up to 17,500 miles an hour around the globe.
Now Singapore-based Astroscale says it has found the answer: glue.

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