COULD defunct satellites and spacecraft do away with themselves once their life is spent? This is precisely the idea that a new craft called CubeSail will try out to stop space getting clogged up with junk.
Space debris in low Earth orbit has grown by 40 per cent in four years, and as the chunks strike each other, they fragment further – presenting a collision threat to working spacecraft.
Little CubeSail, 30 by 10 by 10 centimetres and weighing just 3 kilograms, was unveiled this week at the University of Surrey in Guildford, UK. It has a solar sail that can…
