Portrait of Space-Walking Astronaut Suni Williams Is Mind-Boggling

Since veteran astronaut and fantastic photographer Don Pettit returned from his record-setting fifth expedition to space in April, he has been regularly sharing photos he captured aboard the ISS. His most recent one is a remarkable portrait of his fellow astronaut, Sunita “Suni” Williams, floating in space during her ninth spacewalk. The International Space Station’s (ISS) solar array is in the background, delivering an incredible sense of scale.

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