April 18 (UPI) -- Two Russian cosmonauts are conducting a more than six-hour spacewalk Tuesday night outside the International Space Station in their third attempt to move a radiator and an experiment module.
The six-hour-and-40-minute excursion by ISS Expedition 69 cosmonauts Sergey Prokopyev and Dmitri Petelin, who are equipped with helmet cameras, got underway at 9:40 p.m. EDT.