.@AstroPeggy moves along starboard truss structure to remove a failed light. https://t.co/Yauix4S2b6 pic.twitter.com/fpyKM1Rz3l — Intl. Space Station (@Space_Station) January 6, 2017

@JDrydenReports Maths and science do come in handy in space! Here's some background on astronaut reqs and training, https://t.co/b7CBR8iB4T — ESA (@esa) January 6, 2017

@JDrydenReports Maybe this info will help you decide? 😉 https://t.co/b7CBR8iB4T — ESA (@esa) January 6, 2017

After 4+ hours, #spacewalk duo completes all planned activities. Moves to “get ahead” tasks. Watch live: https://t.co/mzKW5uDsTi pic.twitter.com/xGgQVlrPD7 — NASA (@NASA) January 6, 2017

@c_gathier They use a special spacewalk spacesuit – it is like a personal spacecraft. Find out more on @NASA page: https://t.co/59LeBlsvhl — ESA (@esa) January 6, 2017

Helping @AstroPeggy and @astro_kimbrough prepare before their spacewalk: here they are in the airlock with their oxygen masks #spacewalk pic.twitter.com/ihfhUmryDe — Thomas Pesquet (@Thom_astro) January 6, 2017

Aerobraking will keep me busy in 2017; this time next year I should be in ~400km orbit ready for science! #ExoMarshttps://t.co/GnvWUEuBnx — ExoMars orbiter (@ESA_TGO) January 6, 2017

Watch live https://t.co/KbHArKPCqO https://t.co/Tva5oVGQSj — ESA (@esa) January 6, 2017

Off they go! Good luck @AstroPeggy and @astro_kimbrough, hope you get a chance to enjoy the view too! https://t.co/N13uVbDGtI — Thomas Pesquet (@Thom_astro) January 6, 2017

Spacewalk begins at 7:23am ET (12:23am GMT). Astronauts are installing adapter plates and connecting new batteries. https://t.co/kXkBGq9u6V pic.twitter.com/tflgtHfQ6t — Intl. Space Station (@Space_Station) January 6, 2017