GPS is great, but it's kind of Earth-centric. If we have our hearts set on traveling to distant planets and faraway stars, then it's time to come up with a new navigation system. NASA, of course, has an idea.
Why should space agencies and private companies get to have all the fun of making and launching true spacecraft, or those that cross the Karman line? Can't the rest of us seize a little cosmic glory, too?
When you think about space travel, you probably don't take the time to wonder how astronauts go to the bathroom. However, the annals of aeronautic history abound with tales of space bathroom mishaps. Here are 10 of our favorites.