Steven J. Dick is an American astronomer, author and historian of science most noted for his work in the field of astrobiology. Dick served as the Chief Historian for the National Aeronautics and Space Administration from 2003 to 2009.

Before his work at NASA he was an astronomer and historian of science at the United States Naval Observatory in Washington, DC, from 1979 to 2003, during which time he served a term as Acting Head of the Nautical Almanac Office.

Steven J. Dick received a Bachelor of Science in Astrophysics from Indiana University in 1971. In 1977, he obtained a Master of Arts and a PhD in the history and philosophy of science. For 24 years, Dick worked as an astronomer and historian of science for United States Naval Observatory in Washington, D.C., including three years at the Naval Observatory’s Southern Hemisphere station in New Zealand. In 2003, he was named the Chief Historian for the National Aeronautics and Space Administration (NASA). From 2011-2012 he held the Charles A. Lindbergh Chair in Aerospace History at the