May I recommend this interesting Aerospace Engineering case study presented partly in story form. It comes from the National Center for Case Study Teaching in Science, University of Buffalo, and the National Science Foundation.
“The Mars Climate Orbiter was deployed by NASA as part of a mission to study weather and climate on Mars. It was supposed to enter orbit at an altitude of 140.5–150 km (460,000-500,000 ft) above Mars, but due to an error, the space…”
http://sciencecases.lib.buffalo.edu/cs/collection/detail.asp?case_id=418&id=418