It will all be over in a flash. At some point this weekend, a dazzling fireball will tear across the sky as China’s out-of-control space station tumbles back to Earth at 16,500mph and burns up in the atmosphere.
The Tiangong-1, or “Heavenly Palace”, has been hopelessly adrift since the Chinese space agency lost control of the prototype space lab in 2016, five years after it launched as a bold symbol of the nation’s ambitions in orbit.
From the moment it was lost, scientists around the world began plugging information on the stricken craft into computer models to predict how its final act would play out. On Friday, the European Space Agency said that the unoccupied wreckage would crash back to Earth between Saturday night and Sunday evening UK time.
“If you’re in the right place at the right time, and the sky is clear, it will be quite spectacular,” said Holger Krag, head of ESA’s space debris office in Darmstadt. “It will be visible to the naked eye, even in daylight, and look like a slow-moving shooting star that splits into a few more shooting stars. You might even see a smoke trail.” ...
China's Tiangong-1 space station will crash to Earth this weekend | Science | The Guardian