The former commander of the International Space Station praised the South African billionaire for developing new rocket launch technology.
Speaking at the IP EXPO Europe exhibition in London’s Royal Victoria today, the astronaut called Elon Musk a visionary.
He told Express.co.uk: “Elon is pushing it. He is very showy but he’s also brilliant. Hugely brilliant.
“As far as one guy shifting the public sense of normal, it is hard to choose anybody in the world who is doing more than he is