Incoming Resources
- Strange new worlds, the search for alien planets and life beyond our solar system, by Ray Jayawardhana
- Beyond the solar system, exploring galaxies, black holes, alien planets, and more : a history with 21 activities, Mary Kay Carson
- 100 greatest discoveries, Michael F. Fountain, producer and director, Science Channel ; Thinkfilm; Discovery Channel Production
- Astronomy, the heavenly challenge
- Galileo's battle for the heavens