Germany has awarded Polaris Spaceplanes a contract to develop and flight test a two-stage ...
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, ...
Germany has created some of the most iconic and innovative aircraft in history. The ten we have selected are a good mix of some of the highlights of German aviation, though the selection involved the ...
Germany has produced some amazing aircraft over the years, but not this collection ...
A hybrid-electric jet engine may seem as absurd as a horse-drawn Zeppelin, but GE Aerospace is ground testing a new ...
https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!1076121~!0#focus ...