Astronaut Suni Williams left NASA late last month after 27 years of service. She spent a total of 608 days in space, more than all but one other American astronaut.

Sunita Williams' Retirement Overview Sunita Williams' Retirement: The Indian-origin astronaut Sunita Williams, renowned for her contributions to space exploration, has officially retired from NASA. After nearly thirty years of active participation in space missions,

Suni Williams won't be heading into orbit with NASA anytime soon ... because the astronaut just announced her retirement from the agency.

"It’s been an incredible honor to have served in the Astronaut Office," Williams said in a statement 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.