NASA Artemis 1: Why liquid hydrogen became fuel of choice for space expeditions

NASA Artemis 1: Why liquid hydrogen became fuel of choice for space expeditions

Liquid hydrogen and liquid oxygen are both cryogenic gases, meaning that they can only be liquified at extremely low temperatures. Due to this, the fuel poses enormous technical challenges. Liquid hydrogen must be stored at about minus 217 degrees celsius and should be handled with extreme care. The tanks of rockets fuelled with liquid hydrogen […]

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NASA fuels moon rocket in test, hit again with pesky leaks

NASA fuels moon rocket in test, hit again with pesky leaks

NASA’s new moon rocket sprouted more fuel leaks Wednesday in a test ahead of a possible launch attempt next week, but engineers managed to get them down to acceptable levels. There was no immediate decision on whether NASA would try for a liftoff Tuesday given the sporadic nature of the hydrogen leaks, which have bedeviled […]

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NASA Artemis 1: Why liquid hydrogen became fuel of choice for space expeditions

Artemis 1: NASA to conduct cryogenic test to see if hydrogen leak repair worked

During the test, NASA teams will load supercold liquid hydrogen and liquid oxygen into the SLS rocket. The cryogenic demonstration test will help NASA teams confirm that the hydrogen leak has been repaired properly. Apart from that, engineers will also evaluate updated propellant loading procedures and conduct additional evaluations. The cryogenic demonstration will be aired […]

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