Ride, Sally K. (Kristen) (1951-), a United States astrophysicist and astronaut. She was the first American woman to fly in space, being a crew member on the space shuttle Challenger flight of June, 1983.
Blasting a spacecraft into space is one thing. Bringing it back in one piece is another. Spacecraft are likely to burn up into bits if they aren't specially insulated and designed for the ride. See more »
In the confined cabins of spacecraft, like the space shuttle or space stations, carbon dioxide, which is toxic, poses a problem for astronauts. Keep reading to see how that CO2 is eliminated. See more »