PBS
Nova: To the Moon
This companion website of a NOVA program that aired in 1999 features extensive information that focuses on moon research and includes a history of the Apollo missions as well as the science of the moon's origins.
NASA
Nasa: 1969 1999: Apollo 30th Anniversary
A special anniversary site for the Apollo 11 mission to the moon. Complete with comments from the astronauts, galleries with many images related to the mission, and much more.
Other
German Aerospace Center: Human Spaceflight Missions
This site, which is provided for by the German Aerospace Center, contains detailed information on missions to Mir from March '92 to March '97 displayed in the links below.
The Tech Interactive
Tech Museum of Innovation: Eye on the Universe: The Hubble Space Telescope
This site provides information about the Hubble Space Telescope, and its mission into space.
Other
Space Crew Protective Equipment
The David Clark Company outlines the history of their "Crew Protective Equipment". Good images and information on their suits is available here. Information is available on the following equipment.Anti-G Suits used by allied fighter...
NPR: National Public Radio
Npr: A Small Step to the Moon, a Giant Leap to Mars
Read the article or listen to the story of remembrances of the Apollo program, especially Apollo 11. Explains some of the challenges of sending astronauts to Mars.