Scott Kelly Current Age and Personal Details
Scott Kelly is currently 61 years old as of 2025, having been born on February 21, 1964, in Orange, New Jersey. His age is frequently searched alongside his twin brother, astronaut Mark Kelly, and his record-setting long-duration spaceflight career. For his complete NASA biography and mission logs, visit the official NASA astronaut biography page NASA Scott Kelly Biography.
His career path from naval aviator to NASA astronaut is a central part of his public profile. Kelly retired from NASA in 2016 after 25 years of service, and his age is now commonly referenced in discussions about long-duration spaceflight health studies and his post-NASA advocacy work.
NASA Career and Key Mission Dates
Scott Kelly flew on four space missions between 1999 and 2016, accumulating 520 days in orbit. His longest mission, Expedition 26/27, lasted 340 days from March 2010 to March 2011, setting a U.S. record for single-spaceflight duration at the time. Detailed mission timelines and dates are available on the NASA Expedition 26 Mission Page.
During his career, Kelly served as a pilot on Space Shuttle missions and as commander aboard the International Space Station. His missions contributed to critical research on microgravity effects on the human body, and his data remains a key reference for NASA's planned Artemis and future Mars missions.
Post-NASA Work and Public Profile
After retiring from NASA, Scott Kelly has focused on public speaking, advocacy for STEM education, and sharing his experiences through books and media appearances. His 2017 memoir, "Endurance," details his year in space and remains a widely cited source for understanding the physical and psychological demands of long-duration missions.
Kelly continues to be a prominent figure in discussions about space policy and human spaceflight, often cited by outlets like Forbes and Space.com when covering NASA's upcoming missions and commercial space developments. His post-NASA activities include supporting commercial space companies and advising on astronaut health research for future deep-space exploration.