NASA
Nasa: Virgil "Gus" Grissom Gemini 3 Summary
A brief outline of the Gemini 3 mission. Links to other NASA websites are available.
NASA
Nasa: Second Suborbital Trial
This site from NASA provides details of the preparation for the second flight of a Mercury spacecraft, Liberty Bell 7.
NASA
Nasa: Liberty Bell Tolls
This site from NASA provides a detailed description of the second flight of a Mercury spacecraft and the second American to travel in space.
A&E Television
History.com: Remembering the Apollo 1 Tragedy
When NASA's first fatal spacecraft accident occurred 50 years ago, it happened not in deep space but right on the launch pad. The three men set to blast off on Apollo 1 -- rookie astronaut Roger Chaffee and veterans Virgil "Gus" Grissom...