BREAKING NEWS: David A. Stewart, a pioneering figure at NASA and beloved family member, has passed away at the age of 93 on October 17, 2025. His remarkable contributions to aerospace science and technology have left a lasting impact on the United States space program.
Born on September 25, 1932, in Santa Barbara, CA, Stewart’s life was defined by his extraordinary intellect, unwavering faith, and deep devotion to family. He is survived by his wife of 70 years, Faith Z. Stewart; two children, Jim Stewart and Shari Gambello; six grandchildren; and fourteen great-grandchildren, all of whom he cherished deeply.
A proud Korean War Veteran, Stewart dedicated 64 years of his career to NASA, particularly at Ames Research Center. He was instrumental in developing critical technologies, including the innovative Gap Fillers for space shuttle heat shields and the lightweight TUFROC heat shield technology. His work began with the Apollo program and continued to shape future missions.
Stewart received multiple accolades for his groundbreaking contributions, including the Government Invention of the Year award in 2011, the NASA ICB Award for TUFROC, and the Commercial Invention of the Year Award. His patented technologies, such as “Leading Edge Heat Shield for Wings of Spacecrafts,” highlight his significant role in advancing aerospace engineering.
Beyond his professional achievements, David was a devoted family man. He was a constant presence at his children’s and grandchildren’s sporting events, always cheering them on with pride. His gentle spirit and steadfast faith will be remembered by all who knew him.
David A. Stewart’s legacy will continue to inspire future generations, both through the innovations he created and the love he shared with his family. As tributes pour in, those wishing to express their condolences can visit www.scmemorial.com.
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