When a cluster of large comet pieces threaten to destroy Earth, scientists scramble to find a way for humanity to survive. They quickly rule out the “destroy or deflect” option leaving them with evacuation as the only plan. They’ll need to build a thousand space elevators, move eight billion people up them into space, and construct hundreds of giant space habitats to provide permanent living quarters.
When a cluster of large comet pieces threaten to destroy Earth, scientists scramble to find a way for humanity to survive. They quickly rule out the “destroy or deflect” option leaving them with evacuation as the only plan. They’ll need to build a thousand space elevators, move eight billion people up them into space, and construct hundreds of giant space habitats to provide permanent living quarters.