hot fire test

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  • NASA SLS Core Stage

    Watch NASA's SLS Core Stage fire for eight minutes

    by 
    Richard Lawler
    Richard Lawler
    03.18.2021

    NASA's Moon mission rocket completed an important test on Thursday.

  • NASA

    NASA's SLS rocket will go through a second and longer hot fire test

    by 
    Mariella Moon
    Mariella Moon
    01.29.2021

    It will be part of the rocket’s Green Run series of tests meant to assess the core stage and ensure it’s ready for the Artemis I mission, which will send an unmanned Orion spacecraft to the Moon. What was supposed to be an eight-minute burn lasted for only 67 seconds — NASA wants the second go to last longer than that to be able to collect more data. According to NASA’s announcement, though, the Green Run team analyzed data from the first test firing and determined that four minutes would be enough to provide significant data that can help verify if the core stage truly is ready for flight.