For the sixth time in history, a team of two women completed a spacewalk outside the International Space Station.
Astronauts Anil Menon and Jessica Meir ventured out to install a mounting hardware for the future addition of solar arrays to the space station.
Russian attempt to repair tunnel area sparks safe-haven procedure for five other astronauts onboard.
John McFall takes one step closer to becoming first disabled astronaut.
Scientists are attempting to build exercise equipment to be used on future space flights.
The prime minister met Canadian astronaut Jeremy Hansen and other crew members in Ottawa.
The BBC's Science editor tries the health checks Nasa carries out on its astronauts.
Susan Charlesworth trains astronauts for space and says Nasa's mission will impact millions.
