NASA astronaut Suni Williams has retired from the agency after 27 years of service, including one nine-month stint when she was stranded on the ISS.

After 27 years of service, NASA’s Suni Williams announced her retirement. Williams, along with her crewmate Butch Wilmore were aboard Boeing’s Starliner mission when the flight had trouble, and they had to remain in space for nine months instead of the expected week.

NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired

NASA astronaut Suni Williams, who famously stayed in space for an extended nine-month visit after problems with an experimental capsule, has retired after 27 years, NASA said Tuesday

Suni Williams has announced her retirement from NASA after 27 years with the agency Williams was one of two astronauts who spent nine months stuck in space between June 2024 and March 2025 due to mechanical issues with their spacecraft The Massachusetts native thanked her colleagues in a statement for their "wonderful love and support" over nearly three decades Sunita “Suni” Williams has announced her retirement from NASA.

NASA astronaut Sunita Williams has retired after a remarkable 27-year career, with three space missions and 608 days spent in orbit. Her final mission, originally planned for 10 days, extended to over nine months aboard the International Space Station.

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NASA’s Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired. The space agency announced the news Tuesday, saying her retirement took effect at the end of December.