From satellites to the moon, NASA has conducted dozens of successful missions to space. These are some of the most famous. We'll start with a look at NASA's first space station.
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.
If we're going to get serious about boldly going where no man has gone before, and send humans beyond the solar system, we're gonna need a cheap and plentiful energy source to help us get there.