Polaris will build a two-stage, horizontal take-off and fully reusable hypersonic research vehicle, featuring a linear aerospike rocket engine. German company Polaris Spaceplanes announced on Jan. 27, ...
The aerospike engine—which uses air pressure to shape the downward force needed to launch a spacecraft—has been on the cusp of entering mainstream rocketry for decades. Now, a new company called Leap ...
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German firm to build two-stage hypersonic plane with horizontal takeoff and landing
Germany has awarded Polaris Spaceplanes a contract to develop and flight test a two-stage ...
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