William R. Lucas, a NASA rocket scientist who helped shape the nation's first satellite as well as its first space station, and who later shouldered part of the blame for the 1986 explosion that ...

Her inclusion on the flight meant thousands of schoolchildren across the country were watching the Challenger’s launch and witnessed the televised disaster in real time. A presidential ...

However, despite the mission's classified nature, issues spotted following the launch gave some engineers pause for thought – it could easily have mirrored the Challenger disaster a year later.

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He was 102. His family announced the death but did not cite a cause. By the time of the Challenger disaster, Dr. Lucas was serving as director of the Marshall Space Flight Center outside ...

In an oral history about his career that Dr. Lucas recorded for NASA in 2010, the Challenger disaster was barely mentioned, and he did not address the deep problems raised by the presidential ...