Roscosmos cosmonaut Sergey Prokopyev hand deploys one of four nano satellites just outside of the Pirs docking compartment airlock during a spacewalk.
The spacewalk lasted 7 hours 46 minutes Fellow cosmonaut Oleg Artemyev out of frame joined Prokopyev during the spacewalk which also saw the installation of the Icarus animal tracking experiment and the retrieval of a materials exposure experiment on the Russian segment of the International Space Station.

iss056e139457 Aug 15 2018 Larger image