ISS astronauts repaired cosmic ray detector during a spacewalk

Over the weekend, a pair of astronauts aboard the ISS went on a spacewalk to work on an instrument that some believed unrepairable. The instrument that astronauts Andrew Morgan from NASA and Luca Parmitano from Italy worked on was the Alpha Magnetic Spectrometer. The duo worked on the same instrument last month. In the previous spacewalk, the duo installed new …