What is a System?

	Read about the Hubble Space Telescope - An expensive repair could have been side-stepped if a few simple tests had been conducted.	A system is a set of components organized to satisfy specified objectives.
	The Apollo 13 near disaster might have been avoided if the upgrading of just one system component had not been overlooked.	These components may include hardware, software, people, and facilities.
	The Lunar Rover Vehicle is an example where careful Systems Engineering led to a spectacular success.	System Examples: Hubble Space Telescope Apollo 13 Lunar Rover Vehicle