Moving a star is no easy task Anthony Brown / Alamy
Advanced alien civilisations could build a machine capable of moving a star 鈥 and we might be able to catch them in action.
The idea, thought up by Alexander Svoronos at Yale University, is called a Star Tug and would allow civilisations to avoid cosmic disasters.
鈥淚t鈥檚 a megastructure that can be used to move an entire star system,鈥 says Svoronos. 鈥淚f their star system is going to be in proximity of a supernova, they might want to try to avoid it.鈥
The idea of moving stars isn’t new.…
