A pair of NASA astronauts aboard the International Space Station embarked on a six-and-a-half-hour spacewalk today to upgrade and repair the orbiting outpost.
The spacewalk began at 8:39 a.m. EDT, and lasted 6 hours and 31 minutes.
Astronauts Drew Feustel and Ricky Arnold, both veteran spacewalkers, swapped out a leaky cooling component with a replacement on the station’s port-side truss. The unit is designed to keep batteries in the space station’s external systems cool. The spacewalkers also installed a camera system on the exterior of the “Destiny” laboratory, which will be used when future commercial [...]