JUST STEPPED OUT FOR A WALK
Astronauts train for many years for the chance to go to space, with no guarantee of actually flying, so being given a place on a mission to live on the International Space Station (ISS) for a few months is a dream come true. But some astronauts get to do even more – they wriggle into a spacesuit and go outside on an extravehicular activity (EVA), or spacewalk. This image, taken on 23 May 2017 during the 201st spacewalk of the ISS program, shows NASA astronaut Jack Fischer waving at his colleagues watching from inside the space station as he worked outside the US Destiny laboratory. Fischer was attaching antennae to the exterior of the ISS during an unplanned EVA to repair and replace a failed computer data
