Attitude and altitude are important factors for flying a spaceship. But How do you control the International Space Station, a ship the size of a US football field (or five hockey rinks — a better reference for Canadians!)? And where does this happen? Canadian astronaut Chris Hadfield answers these questions from inside the ISS.
For the rest of the story: http://www.universetoday.com/101932/how-to-steer-the-space-station-chris-hadfield-explains/