
LONDON, ENGLAND - MAY 20: European Astronauts Jean-Loup Chretien (L) and Michel Tognini (R) attend an event to mark 25 years since British astronaut Helen Sharman's space mission hosted at the Science Museum on May 20, 2016 in London, England. Ms Sharman became the first Briton into space and the first female astronaut to visit the Mir space station in 1991, as part of Project Juno, a UK-Soviet cooperative programme. (Photo by Jack Taylor/Getty Images)


