Aerospace startup Polaris Raumflugzeuge has been awarded a contract by the German government's Bundesamt für Ausrüstung, Informationstechnik und Nutzung der Bundeswehr (BAAINBw) (Federal Office of ...

Whether the German V-2 rocket, NASA’s legendary Saturn V, or SpaceX’s Falcon Heavy, all rocket engines share a common attribute: their exhaust nozzles are shaped like bells. The geometry of this ...

Here’s what you’ll learn when you read this story: For 65 years of human spaceflight, rockets ferrying astronauts to the stars have all had bell-shaped nozzles specifically designed to produce enough ...

Sustainability is a factor that’s being considered not just for all types of vehicles on Earth, but also for those that travel to outer space. With so many startups joining the satellite and small ...

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, ...

[Integza] has worked hard over the last year, crafting a variety of types of rocket and jet engine, primarily using 3D printed parts. Due to the weaknesses of plastic, all of which conflict with the ...

Low-cost launcher start-up company Firefly Space Systems plans to conduct the first full-scale development test of its Alpha vehicle’s pressure-fed FRE-2 aerospike rocket engine in the fourth quarter ...

AI is one of the most misused tools in modern technology, which is why whenever I see it doing something actually useful and cool I like to point at it and loudly scream "More like this, please!". In ...

Most of all rockets we see have a bell-shape cone at the bottom to direct the exhaust of a rocket engine. With the proper guidance of the rigid nozzle made of a thermally stable material, the exhaust, ...

COLORADO SPRINGS—Two prototype vehicles powered by aerospike rocket engines are on track to flight test the propulsion technology for the first time in 2023 under a U.S. Air Force Research Laboratory ...