New Delhi, Jan. 21 -- After 27 years with NASA, astronaut Sunita Williams retired on 17 December 2025. NASA officially announced her retirement on 21 January 2026.

During her long career, she completed three missions aboard the International Space Station (ISS) and created several records in human spaceflight. Williams became one of NASA's most respected astronauts.

Sunita Williams is known for proudly carrying her cultural identity into space. Her father is Indian, and her mother is Slovenian. She has often spoken about valuing both backgrounds.

While serving on Expedition 32/33 in 2012, she sent a Diwali greeting from space, celebrating the festival of lights with people on Earth.

Selected as an astronaut in 1998, Williams spent 322...