General rocket engines
- PWR Engineering Threshold Journal - "Turbopumps for Liquid Rocket Engines"  Very detailed explanation of rocket engine turbo pumps and their complexity.
- Description of the Common Berthing Mechanism 
- Mars Center  Homepage with lots of 1:100 paperscale models of ISS, space shuttle and Soyuz.
- Space Station User's Guide  Detailed info about the computer displays, systems and procedures.
- Suzy's Russian Space Site Lots of information on Baikonur and the Soyoz and Proton programs. A wealth of info on the Russian space program in general!
- Samara Space Center  The manufacturer of the Soyuz launch vehicle and its various upper stages.
- Sven's Space Place  The IGLA radio system for rendez-vous and docking
Space Shuttle, STS
- NASA drawings of the Space Shuttle  detailed plans in PDF format
- NASA Shuttle Flight Data Files 
- Scaled Drawings of the Space Shuttle 1:200 scale drawings
- Clip Art from NASA Images of the Shuttle (and most of the other craft flown at Edwards from the 1940's to present)
- Historic SpaceSystems detailed drawings with dimensions of the Shuttle.
- Data Processing System Dictionary  Contains detailed descriptions of the CRT displays shown in the shuttle.
- Space Launch Vehicles detailed information and specs about launchers, space centers, rocket engines, etc. Essential performance data about the various rocket engines used from all the countries in the world.
- Capcom Espace  detailed description of the various world space programs, with detailed diagrams and high resolution photos (in French).
- NASA Dryden Graphics Hundred of drawings of various aircraft flown at Dryden Test Center (Edwards).
- Ninfinger Productions Mailing list archive with lots of drawings and photographs about spaceflight.
- The Blueprint Collection A collection of drawings of aircraft and other vehicles.
- Simviation  A link page for three view drawings of historic aircraft.
- Dimensions of the Human Figure Useful for the designer of cockpits and spacecraft.
- Vessel Aerodynamics A brief description of how aerodynamics are modelled in Orbiter.
- ISS Acronyms and Abbreviations Specific to the International Space Station.
- Russian glossary of important words from Russian spaceflight.
- Atomic Rockets  Resource for SF writers; good info for anyone interested in rocket engines; great SciFi pictures!
- Roskosmos  The Russian federal space agency.
- MARS center - paper scale models  High quality paper scale models of ISS and related space hardware.
- Simple Hohmann Calculator  Calculate Hohmann transfers between Orbits on various bodies.