ESA (European Space Agency) astronaut Luca Parmitano is pictured tethered to the International Space Station

iss061e142964 (Jan. 25, 2020) --- ESA (European Space Agency) astronaut Luca Parmitano is pictured tethered to the International Space Station while finalizing thermal repairs on the Alpha Magnetic Spectrometer, a dark matter and antimatter detector, during a spacewalk that lasted 6 hours and 16 minutes.