Russian astronauts carry out a spacewalk at the International Space Station

Expedition 64 commander Sergey Ryzhikov and Sergey Kud-Sverchkov carried outthis year's eighth spacewalk.

The excursion, the first for both cosmonauts,comes just two days after the Space Station crew more than doubled to seven asthe SpaceX Crew Dragon commercial ferry ship docked.

During the spacewalk, thepair conducted leak inspections outside the hatch and relocated an antenna.