Ad Astra Meets NASA NextSTEP Vasimr Milestone

Credit: Artist's concept of Vasimr spacecraft: WP:NFCC#4
HOUSTON—Ad Astra Rocket Co. reports achieving a 10-hr. milestone of accumulated firings of its VX-200SS prototype Variable Specific Impulse Magnetoplasma Rocket (Vasimr) at the 100-kW level. Ad Astra is wrapping up the second year of a three-year agreement under NASA’s Next Space Technology...

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