Spacelab
- A reusable laboratory designed to allow scientists to perform experiments in microgravity conditions while orbiting Earth. It was developed by the European Space Agency (ESA) and was mounted inside the cargo bay of NASA's Space Shuttle. Carried to orbit
- http://liftoff.msfc.nasa.gov/shuttle/spacelab/

CountdownOnline
- A video magazine that raises safety awareness related to NASA, the Space Shuttle program, process control and mission success. Countdown is a production of NASA's Space Shuttle Program Office.
- http://www.countdownonline.tv