EXHIBIT 23.1 CONSENT OF INDEPENDENT AUDITORS We consent to the reference to our firm under the caption "Experts" and to the use of our report dated March 26, 2002, in the Registration Statement (Form SB-2) and related Prospectus of Advanced Aerodynamics & Structures, Inc. for the registration of 344,407,483 shares of its common stock. /s/ Ernst & Young LLP Long Beach, California May 22, 2002