A chunk of Chinese satellite almost hit the International Space Station. They dodged it – but the space junk problem is getting worse

By Mark Rigby, University of Southern Queensland and Brad Carter, University of Southern Queensland Earlier this week, the International Space Station (ISS) was forced to maneouvre out of the way of a potential collision with space junk. With a crew of astronauts and cosmonauts on board, this required an urgent change of orbit on November…