Christopher Williams

Christopher Leigh Williams is an American medical physicist and NASA astronaut. Selected in 2021, Williams is scheduled to fly on his first mission aboard Soyuz MS-28 in November 2025, serving as a flight engineer and member of Expedition 74 on the International Space Station. He is expected to spend approximately eight months aboard the station, contributing to various scientific investigations and technology demonstrations. Before joining NASA, Williams worked at Harvard Medical School, Brigham and Women's Hospital, and the Dana–Farber Cancer Institute, where he led efforts in MRI-guided radiation therapy for cancer treatment. He holds a Ph.D. in physics from the Massachusetts Institute of Technology and is board-certified in medical physics.

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1983  Wikimedia, Wikidata
Christopher L. Williams; Christopher Leigh Williams; Christopher Williams (astronaut)
astronaut, medical physicist, Eagle Scout, 

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United States, 

Frameless

ASCAN 2021 Class Wilderness Survival Training (15)

ASCAN 2021 Class Wilderness Survival Training (2)

ASCAN 2021 Class Wilderness Survival Training (16)

ASCAN 2021 Class Wilderness Survival Training (6)

ASCAN 2021 Class Wilderness Survival Training (22)

ASCAN 2021 Class Wilderness Survival Training (19)

ASCAN 2021 Class Wilderness Survival Training - Christopher Williams (1)

ASCAN 2021 Class Wilderness Survival Training - Jack Hathaway, Christopher Williams and Anil Menon

NASA's 2021 astronaut candidate class reported for duty on Mon., Jan. 10, 2022. In a ceremony the same day, the civilian candidates, who have not already done so as part of their military experience, were sworn in an U.S. government employees.

NASA's 2021 astronaut candidate class reported for duty on Mon., Jan. 10, 2022. In a ceremony the same day, the civilian candidates, who have not already done so as part of their military experience, were sworn in an U.S. government employees.

Type	Subtype	Date	Description	Notes	Source
commons	image		ASCAN 2021 Class Wilderness Survival Training (15)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training (2)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training (16)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training (6)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training (22)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training (19)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training - Christopher Williams (1)		Commons
commons	image		ASCAN 2021 Class Wilderness Survival Training - Jack Hathaway, Christopher Williams and Anil Menon		Commons
commons	image		NASA's 2021 astronaut candidate class reported for duty on Mon., Jan. 10, 2022. In a ceremony the same day, the civilian candidates, who have not already done so as part of their military experience, were sworn in an U.S. government employees.		Commons
commons	image		NASA's 2021 astronaut candidate class reported for duty on Mon., Jan. 10, 2022. In a ceremony the same day, the civilian candidates, who have not already done so as part of their military experience, were sworn in an U.S. government employees.		Commons