Sigma Gamma Tau (ΣΓΤ) is the American honor society in aerospace engineering.

Sigma Gamma Tau was founded on the campus of Purdue University in West Lafayette, Indiana, on February 28, 1953.

[4][3] Conventions are held every three years, often in conjunction with the American Institute of Aeronautics and Astronautics's Science and Technology Forum.

Gamma Sigma Tau joined the Association of College Honor Societies on February 27, 1965 but has since left that organization.

[8][9] Sigma Gamma Tau's national headquarters is located at the Aerospace Engineering Department of Wichita State University.