WEBSITES
Space Exploration by Encyclopedia Britannica
ISS Virtual Tour
20 Inventions We Wouldn't Have Without Space Travel
How Big is Space?
The Human Body in Space from NASA
Space Science
Space Exploration
History of Space Travel
The Moon Landing
ARTICLES
Helicopter flies on Mars
Space X & the reusable rocket
There are 5 rovers on Mars
Could we Survive Prolonged Space Travel?
The Real Cost of NASA Missions
Going Green: NASA Sends Recycled Spacecraft Back Into Orbit
Laika, the first animal in outer space
5 Revelations about Ceres