NASA
Touchdown
Individuals design and build a set of shock absorbers to protect their astronauts when they land. Using a limited amount of supplies, pupils build a system that will keep two large marshmallows from flying out of a cup when it lands...
NASA
Nasa: Astronaut Biography: m.lopez Alegria
Read biographical facts about this Spanish-born astronaut who is the veteran of three space flights including the Columbia, the Discovery, and the Endeavour.
Other
Phy6: De Astronomos a Astronaves
This site contains four main categories: Astronomy of the Earth's motion in space, Newtonian mechanics, the sun and spaceflight and spacecraft.
Wikimedia
Wikipedia: John Glenn
An open-source encyclopedic site containing the biography of astronaut John Glenn discusses his many accomplishments and contributions to the space program.
NASA
Nasa: Astronaut Biographies
This site provides biographical information on all NASA astronauts and many Russian Cosmonauts.
Other
John Glenn: Astronaut/senator
A concise biography which describes the highlights of the life of John Glenn. Two photos are included in this site.
Wikimedia
Wikipedia: Voskhod
A description of the Voskhod spacecraft along with a listing of the Voskhod flights that occurred and ones that were cancelled.