Sunita Williams Retires After 27-Year NASA Career, Reflects on Space Journey at IIT Delhi

• Veteran NASA astronaut Sunita Williams has formally retired after a 27-year career, concluding a distinguished journey in human spaceflight.
• Her retirement took effect on December 27, 2025, after accumulating 608 days in space and holding records for spacewalks by a female astronaut.
• During her visit to IIT Delhi, Williams shared experiences from her missions, emphasizing space exploration as a global effort built on international cooperation.
• She discussed the impact of microgravity on materials, medicine, and human behavior, and how viewing Earth from space reshaped her perspective on humanity.
• Williams, whose father was from Jhulasan village in Gujarat, also reflected on her Indian heritage and the importance of shared experiences, even in orbit.

Why It Matters: Sunita Williams retires from NASA, reflecting at IIT Delhi on her record-setting space career and global cooperation.