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10 votes

On the LM, what is the difference between ABORT and ABORT STAGE?

The abort switch is actuated to initiate an abort, using only the descent engine. Actuation of this switch causes the following events to occur: a command signal is sent to arm the descent engine; a ...
4 votes

What engine-out capabilities does SLS have?

NASA is currently planning to launch Artemis 1 despite a temperature sensor on engine #3 giving an out-of-spec reading on the assumption that the sensor is faulty. If the sensor isn't faulty, what ...

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