When a well-known gender theorist, and owner of Copenhagen's first gender-neutral preschool, is found murdered at a construction site in Malmö, Saga has to cooperate with a new Danish colleague, Hanne, who has difficulty accepting Saga.。In 2014, the International Space Station had to move three times to avoid lethal chunks of space debris and there is an increasing problem of satellites mysteriously breaking down. With first-hand accounts from astronauts and experts, Horizon reveals the scale of the problem of space junk. Our planet is surrounded by hundreds of millions of pieces of junk moving at 17,000 miles...。