Cosmonaut embarks on spacewalk
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Russian cosmonauts launch nano-satellite on spacewalk

18 August 2014 Last updated at 22:01 BST

Two Russian cosmonauts have set off on a spacewalk from the International Space Station (ISS) to launch a nano-satellite.

Flight engineers Oleg Artemyev and Aleksandr Skvortsov launched a small satellite named Chasqui I.

It is a joint project between the Russian Federal Space Agency and the Peruvian government.

The two astronauts are also carrying out maintenance on the ISS during the spacewalk..