Expedition 61 Commander Luca Parmitano of ESA (European Space Agency) and NASA Flight Engineer Andrew Morgan switched their spacesuits to battery power this morning at 6:31 a.m. EST aboard the International Space Station to begin a spacewalk planned to last about seven-and-a-half hours during which they will install a new cooling system for the cosmic ray …
Spacewalkers Begin Third Venture for Cosmic Particle Detector Upgrades
