Green propellant successfully demonstrated on NASA mission

A recent NASA mission successfully demonstrated the performance of a non-toxic “green” propellant, creating opportunities for its use in a wide range of future spacecraft. NASA flew the Green Propellant Infusion Mission (GPIM) spacecraft as one of the payloads on the Space Test Program 2 mission that launched on a SpaceX Falcon Heavy in June 2019. The spacecraft’s mission ended when it reentered in October 2020 after a series of deorbiting maneuvers.
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