Within the next 15 years, NASA, China, and SpaceX plan to send the first crewed missions to Mars. In all three cases, these missions are meant to culminate in the creation of surface habitats that ...

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In the aerospace field, small satellites have gained popularity due to their low cost and flexibility, but their development has long been constrained by the availability of efficient propulsion ...

A concept explored by the power generation industry 50 years ago is being dusted off by NASA as a possible way of enabling jet engines to operate to higher speeds, to power hypersonic vehicles and ...