International Space Station

NASA astronaut Jessica Meir and ESA (European Space Agency) astronaut Sophie Adenot began a spacewalk at 8:40 a.m. EDT outside the International Space Station to replace a retroflector, install jumper cables, prepare the Alpha Magnetic Spectrometer for future maintenance, and replace a high-definition camera.

NASA is streaming live coverage as two astronauts prepare for a spacewalk outside the International Space Station. The spacewalk is scheduled to begin at approximately 8:30 a.m. EDT and last about six and a half hours. Watch online at: https://www.nasa.gov/live