HomeLow-Earth orbit is a 'house of cards' that is just 2.8 days from a catastrophic collision – Earth.com Low-Earth orbit is a 'house of cards' that is just 2.8 days from a catastrophic collision – Earth.comAustralia Low-Earth orbit is a ‘house of cards’ that is just 2.8 days from a catastrophic collision Earth.com Low Earth orbit could spiral into chaos in just 72 hours, scientists warn MSN