Video: Narrated preview of Jan. 6 spacewalk

Watch a replay of the landing of Oleg Novitskiy and Thomas Pesquet inside the Soyuz MS-03 crew capsule on the Kazakh stepped Friday, ending their six-and-a-half month expedition on the International Space Station.

Astronauts Reid Wiseman and Barry “Butch” Wilmore floated outside the International Space Station and, after a bit of trouble with a balky bolt, replaced a broken voltage regulator in one of eight solar power channels to restore the lab’s electrical grid to normal operation.

The flight of Gemini 4 launched today in 1965 for NASA’s first Extra Vehicular Activity spacewalk by Ed White on a four-day orbital mission with commander Jim McDivitt.