Spectacular Space Station Spacewalks: Photos

Spacewalks are one of the most risky -- but amazing -- things you can do during a spaceflight.

June 9, 2016
7:49 PM EDT
Expedition 46's Scott Kelly (best known for doing a one-year mission in space) during a Dec. 21, 2015 spacewalk. | NASA
Russian cosmonaut Alexander Skvortsov, Expedition 40 flight engineer, attired in a Russian Orlan spacesuit, uses a still camera on the space station's exterior during a spacewalk in 2014. | NASA
Expedition 41's Reid Wiseman during a spacewalk to move a failed cooling pump to another location. | NASA
Expedition 41's Alexander Gerst during a spacewalk, with Canadarm2 in the background. | NASA
Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, with the Earth behind him during extravehicular activity in 2013. | NASA
Expedition 45's Kjell Lindgren during a spacewalk to maintain the ISS ammonia systems. | NASA