NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

Astra today announced it has shipped 110 satellite engine systems since January 1, 2025, surpassing a key operating milestone set when the company went private in 2024. The achievement reflects a step ...

Add Yahoo as a preferred source to see more of our stories on Google. Interestingly, the rocket engine was created entirely by an advanced artificial intelligence system. LEAP 71’s “Noyron,” a ...

We're always told that rocket science is the hardest form of science out there and a raft of explosions on the launch pad in recent months makes me inclined to agree. Now, a Japanese rocket engine ...