It will be April 1. So Saturday was planned (9). But, NASA ended up delaying one of the crucial tests of the Artemis 1 mission again. Now, the “wet test” of the project that will return humanity to the moon will take place until next Tuesday (12).
This pre-launch activity is very important. Testing at the Kennedy Space Center in Florida focuses on the SLS rocket’s main tank, the Intercooled Propulsion Intermediate Stage (ICPS), and that portion takes place Thursday. 14).
The mission team decided to modify the testing procedures to ensure the safety of flight equipment. Engineers have a problem with the “helium check valve,” which is about 7.5 centimeters long and prevents gas from flowing back into the rocket, according to a statement posted on the US space agency’s website.
“Helium is used in a number of different processes, including engine purge or line cleaning, prior to loading propellant during the tank, as well as propellant draining. A check valve is a type of valve that allows liquid or gas to flow in a specific direction and prevents reverse flow.”