...space elevators to move mass from Earth to a train station beyond geostationary orbit (GEO), known collectively as the Galactic Harbour; a Space Train to transfer that mass from the vicinity of Earth to Mars; and another elevator to deliver it to the...
...sources and SE risks. Future outlook Opinions about the Space Elevator range from ‘never possible’ to the ‘Galactic Harbour’ concept [21]. A reality check requires solutions to all the obstacles highlighted in this article; the strong tether material...