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Sep 16, 2021 · This happened right on schedule: Two and a half minutes after launch, the bottom part of the rocket, the largest section that gives the initial thrust at liftoff, was expected to shut down its...
Jun 19, 2021 · A new book reveals how Christa McAuliffe was chosen as the first civilian in space, and why the Challenger crew likely survived the explosion before their fateful plunge to earth.
Jan 28, 2021 · The weather prevented the orbiter from returning to Earth three times. This led to launch reschedules for Challenger's flight. The next launch reschedule was because of bad weather at the shuttle's Trans-Atlantic abort site at Dakar, Senegal.
Jan 28, 2021 · It was 35 years ago today (Jan. 28) that the most defining accident of NASA happened, when the space shuttle Challenger exploded after launch.
- 2 min
- Elizabeth Howell
- Senior Management ViTS Meeting: January 4, 2021
- Opportunities to Recognize and Eliminate the Problem
- Normalization of Deviance
- Silent Safety Organization
- Lessons Learned
Harmony Myers Director, NASA Safety Center This and previous presentations are archived at sma.nasa.gov/safety-messages Lessons from Challenger
NASA's performance specification did not include the known weather conditions that occur in Florida during the winter months. A new joint design was accepted without sufficient certification and testing. Failure to accept recommendations to redesign the clevis joint. Establishing the upper limit of erosion tolerated in flight on the basis of a “com...
The space shuttle’s SRB problem began with the faulty design of its joint and increased as both NASA and contractor management first failed to recognize it as a problem, then failed to fix it, and finally treated it as an acceptable flight risk*.
There were serious ongoing weaknesses in the shuttle Safety, Reliability, and Quality Assurance Program, which had failed to exercise control over the problem tracking systems, had not critiqued the engineering analysis advanced as an explanation of the SRM seal problem, and did not provide the independent perspective required by senior NASA manage...
We cannot become complacent. We cannot be silent when we see something we feel is unsafe. We must allow people to come forward with their concerns without fear of repercussion.
Mar 7, 2021 · Allan McDonald, who directed the booster rocket project at NASA contractor Morton Thiokol, urged delaying the launch of the space shuttle before it exploded in 1986. He has died at age 83.
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Jan 28, 2021 · CAPE CANAVERAL, Fla. (AP) — NASA leaders, retired launch directors, families of fallen astronauts and space fans marked the 35th anniversary of the Challenger disaster on Thursday, vowing never to forget the seven who died during liftoff.
