Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of ...
Jeff Thornburg helped turn a government research project into SpaceX’s most powerful rocket engine. Now, he’s trying to do the same thing at his startup Portal Space Systems, which is taking an idea ...
Frontier, the organization backed by Stripe, Google, and Meta, announced Tuesday it is paying startup Arbor Energy to remove 116,000 tons of carbon dioxide by the end of the decade. The deal gives ...
Firehawk Aerospace test-fires a GMLRS-equivalent hybrid rocket engine from a purpose-built, mobile platform. (Firehawk Aerospace) Firehawk Aerospace recently conducted its first flight test of a ...
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