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NASA astronaut Chris Cassidy works during a six-hour spacewalk

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NASA

Jul 22, 2020
Image Article
NASA astronaut Chris Cassidy works during a six-hour spacewalk
NASA astronaut Chris Cassidy works during a six-hour spacewalk to install lithium-ion batteries on the International Space Station's truss structure.

iss063e049933 (July 16, 2020) — NASA astronaut Chris Cassidy works during a six-hour spacewalk to install lithium-ion batteries on the International Space Station’s truss structure. The orbiting lab was above the north Pacific Ocean flying into a sunrise with a tiny waning crescent Moon in the background at the time this photograph was taken.