Archive for February 2019

Space Rocket History #116 – Apollo: Little Joe II

February 4, 2019 @ 8:27 pm

A few seconds after liftoff, a fin-vane at the base of the booster stuck and started the 13-meter-tall spacecraft-booster combination spinning like a bullet. Twenty-six seconds into the flight the vehicle started coming apart. The abort-sensing system signaled the launch escape tower rocket to fire and pull the spacecraft away…

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Space Rocket History #115 – Saturn I: SA-4, SA-5, SA-6, and SA-7

February 4, 2019 @ 8:12 pm

Saturn 1, SA-6 was the first orbital launch of an Apollo Spacecraft by a Saturn Launch Vehicle and also the first flight utilizing an active ST-124 Stabilized Platform.

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Space Rocket History #114 – Apollo: Command Module Design and Development 1963-1964 Part 2

February 4, 2019 @ 7:52 pm

Max Faget’s position was that considering the difficulty of the job,  if each mission was successful half the time, it would be well worth the effort.  But Gilruth thought that was too low.  He want a 90% mission success ratio and a 99% ratio for Astronaut safety.  Walt Williams who was currently running the Mercury program believed that astronaut safety needed to be limited to only 1 failure in a million which was 99.9999%.

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Space Rocket History #113 – Apollo: Command Module Design and Development 1963-1964

February 4, 2019 @ 2:08 pm

…From the information they gathered on the existing technical problems, Disher and Tischler concluded that prospects were only one in ten that Apollo would land on the moon before the end of the decade….

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