We are sorry, you need to be a subscriber to watch this videoWe are sorry, you need to be a subscriber to watch this videoHow is one supposed to start tidying up the 7,500 tonnes of dead satellites, fragments of antennae and other space junk in orbit around the Earth? With a space litter-picker, of course. British engineers have demonstrated a titanium-tipped harpoon that can punch into the carcass of a broken spacecraft and reel it out of harm’s way. It is one of a range of technologies including nets, lasers and robotic arms being developed to rid space of more than half a century’s detritus. The International Space Station (ISS) has had to burn…

Source: The Times March 15, 2018 17:03 UTC