A Chilean astronomer has become dedicated to battling light pollution in the Atacama Desert and preserve what is considered the best place on Earth to study space.
Ethan Guo said that he had been effectively stranded at a Chilean military base on King George Island since June 28. The authorities said he landed without permission.
Ethan Guo at Geneva Airport in Switzerland. He was trying to fly solo to all seven continents before he was detained on King George Island off Antarctica in June.