XCOR Aerospace made history by delivering U.S. mail using a crewed rocket aircraft, a pioneering event in the realm of commercial spaceflight. This flight took off from a site in Kern County, California, and was not only a demonstration of advanced aerospace capabilities but also a significant step in the integration of private companies into traditional logistics operations. The successful delivery was achieved with the involvement of a small team, including their notable engineering personnel, showcasing their expertise in rocket technology and design.

The mail delivery operated under the auspices of the U.S. Postal Service, which allowed this unique partnership. During the flight, the aircraft transported an envelope that was officially marked for delivery, marrying two traditionally disparate industries: aerospace and postal service. XCOR's crewed rocket aircraft, with a focus on reusable technology, illustrated the company's commitment to innovative solutions in space transport.

This historic flight prompted wider dialogue within the aerospace community about the viability of commercial ventures entering established logistics sectors. It not only exemplified the nascent capabilities of private space companies but also set a precedent for future interactions between commercial aerospace and everyday services, indicating a shift toward greater participation of private entities in sectors previously dominated by government agencies.