K-8 Aeronautics Internet Textbook - Learning resources for teachers, students, and enthusiasts interested in aeronautics including an online textbook, lesson plans, and interactive activities.

AVM Dynamics - Symmetric Constellations, software for the design and analysis of satellite constellations

Aerospace Online - Virtual community for the aerospace engineering and avionics industry community, including current news.

Chuck Yeager - A complete resource for X-1, photos, video, and highlights of important events.

NASA Quest's Aerospace Team Online - Chat with NASA engineers, scientists, and technicians.

NASA- Office of Aero-Space Technology Enterprise - Current events, FAQs, goals, library, general information.

Rolls-Royce - Engines, jet and piston.

Sight, Sound and Motion - Produces professional flight modeling software using nVidia technology. Contact information, events, product list, image gallery and links.