
Spacewalkers Andrew Morgan (left) and Luca Parmitano (bottom right) work on get-ahead tasks after completing thermal repairs on the Alpha…

NASA astronaut Andrew Morgan is pictured tethered to the International Space Station while finalizing thermal repairs on the Alpha Magnetic…

NASA astronaut Andrew Morgan is pictured tethered to the International Space Station while finalizing thermal repairs on the Alpha Magnetic…

NASA astronaut Andrew Morgan takes pictures with a camera shielded from the effects of microgravity during a spacewalk.

NASA astronaut Andrew Morgan is pictured tethered to the International Space Station while finalizing thermal repairs on the Alpha Magnetic…

ESA (European Space Agency) astronaut Luca Parmitano is pictured tethered to the International Space Station while finalizing thermal repairs on…

ESA (European Space Agency) astronaut Luca Parmitano is pictured tethered to the International Space Station while finalizing thermal repairs on…

ESA (European Space Agency) astronaut Luca Parmitano is pictured attached to the Canadarm2 robotic arm.

ESA (European Space Agency) astronaut Luca Parmitano is pictured tethered to the International Space Station while finalizing thermal repairs on…

The Alpha Magnetic Spectrometer, an antimatter and dark matter detector, is wrapped in shielding labeled with the research device’s acronym,…