Space junk could be hunted down by harpoon-firing satellites | Ars Technica - discu.eu

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Space junk could be hunted down by harpoon-firing satellites | Ars Technica http://arstechnica.com/science/2012/10/space-junk-could-be-hunted-down-by-harpoon-firing-satellites/ 17 comments 8/10/2012 science