Space startup Astrobotic put its rotating detonation rocket engine (RDRE) to the test for the first time, demonstrating a ...

Astrobotic, a developer of lunar landers and suborbital rockets, has successfully tested an advanced rocket engine that could ...

The situation highlighted the challenges NASA faces as it attempts to use rockets and other technology developed by private ...

An explosion at a Texas natural gas or oil well site set off a large fire that was seen for miles and led to some evacuations ...

The third flight of Blue Origin’s heavy-lift New Glenn launcher began Sunday with the company’s first successful reflight of ...

For decades, the Soviet Union pretended it had never truly raced America to the Moon. The truth was buried in the wreckage of ...

Desmodromic valvetrains are so rare in engines because they're complex, expensive, and create lots of noise, making them ...

Jeff Thornburg helped turn a government research project into SpaceX’s most powerful rocket engine. Now, he’s trying to do the same thing at his startup Portal Space Systems, which is taking an idea ...

A critical fire erupted this week at a SpaceX facility in McGregor, Texas, while the rocket's Raptor engines were being tested in anticipation of Starship Version 3's upcoming launch. A video captured ...

Part of testing is pushing components way past their limits, so it's entirely possible that the team predicted a fiery end.

When Artemis II blasts off for its lunar flyby, its powerful SLS rocket will include some "heritage hardware." The core engines are mostly recycled space shuttle engines, along with some reused ...

Add Yahoo as a preferred source to see more of our stories on Google. The Artemis II mission is set to launch four astronauts atop NASA’s SLS (Space Launch System) rocket later today – and while this ...