The Most Terrifying Photo In Space History
Human Body in a Vacuum
This site is intended for students age 14 and up, and for anyone interested in learning about our universe.
Space Shuttle Discovery (OV-103) Interactive Virtual Tour...
Space Exploration Technology: Space Exploration and Nuclear...
A tutorial on zero-g aka microgravity and why it is not zero gravity.
This artist's concept depicts a planetary system so compact that it's more like Jupiter and its moons than a star ...
NASA - First Shuttle Launch
A new era in space flight began on April 12, 1981, when Space Shuttle Columbia, or STS-1, soared into orbit from NASA's Kennedy Space Center in Florida. Astronaut John Young, a veteran of four previous spaceflights including a walk on the moon in 19...