http://www.newsweek.com/whos-international-space-station-iss-right-now-crew-3-dragon-astronauts-arrive-nasa-1648509 > A total of seven astronauts and cosmonauts are currently on board the International Space Station (ISS) after Crew-3's successful docking on Thursday. > The Crew-3 mission launched on Wednesday with four astronauts aboard a SpaceX Dragon capsule.