Two cosmonauts took part in a spacewalk outside of the International Space Station on Monday. Oleg Artemyev and Denis Matveev spent nearly seven hours installing a control panel for a robotic arm. The ...

Russian Cosmonauts Alexey Ovchinin and Ivan Vagner ventured outside the International Space Station for about six hours to install an experiment package designed to monitor celestial x-ray sources and ...

Coverage begins at 9:45 ET (1445 GMT). When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Two Russian cosmonauts will venture out into the vacuum of ...

Dec. 19 (UPI) --Two Russian cosmonauts will perform a spacewalk outside the International Space Station to install an experiment package on one of the modules on Thursday morning. Alexey Ovchinin and ...

Two Russian cosmonauts completed their second spacewalk together, installing experiments and performing maintenance on the exterior of the International Space Station. Expedition 73 commander Sergey ...