Becoming a teacher its not hard, you have to enroll in a four year university, the first two years of college is general courses then the final two years are really fun, its more hands on.
At two hours into the mission, the payload doors opened and the astronauts prepared to deploy the Chandra X-ray Observatory. For six hours, while Columbia silently orbited Earth, all the systems on the Chandra spacecraft were checked out and the satellite reached equilibrium with the conditions in space.
It has eight-times greater resolution and will be able to detect sources more than 20-times fainter than any previous X-ray telescope. The Chandra X-ray Observatory, with its Inertial Upper Stage and support equipment, is the largest and heaviest payload ever launched by the Space Shuttle. The Chandra X-ray Observatorys operating orbit takes it 200-times higher than the Hubble Space Telescope.