Cosmonauts on space walk outside the International Space Station – video

A pair of astronauts prepare to leave the confines of the International Space Station on Saturday to fix an ammonia leak at the site

The Soyuz TMA-22 spacecraft docks with the International Space Station's Poisk mini-research module

Cosmonauts Oleg Kononenko and Anton Shkaplerov venture outside the International Space Station on Thursday for a six-hour walk

Two Russian cosmonauts and a US astronaut return to Earth on Tuesday after 166 days in orbit aboard the International Space Station

The Soyuz spacecraft launches from Kazakhstan carrying three new crew members to the International Space Station

A Russian Soyuz space capsule parachutes back to Earth in Kazakhstan, bringing three crew members from the International Space Station

Three astronauts blasted off to return a full crew to the International Space Station

A Soyuz spacecraft takes off from Kazakhstan on Wednesday, making its way to the International Space Station

An unmanned Russian spacecraft arrives at the International Space Station on Wednesday