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.
The first launch of Ni-H 2 battery was in the Navyâs NTS-2 space-craft where it was used as a back up tothe main Ni-Cd battery. Comsat wasthe first to develop this battery and useit in the Intelsat V spacecraft in a geo-stationary (GEO) mission. The Ni-H 2 battery was first flown on Intelsat V, aGEO spacecraft in 1983. Almost allGEO spacecraft now use Ni-H 2 bat-teries.