City buses are a common and affordable way to travel in cities. Built specifically for navigating busy streets, city buses ...

The reusability of different parts of a space rocket has opened the doors to a literal flood of launches to Earth orbit and beyond. Thanks to the fact that space companies now no longer have to make a ...

Stoke Space is developing a fully reusable two-stage rocket it calls Nova. Credit: Stoke Space Technologies WASHINGTON — Stoke Space has test-fired a highly efficient engine it is developing for the ...

AUSTIN (KXAN) — A new space company is coming to Central Texas. United Kingdom-based Pulsar Fusion announced plans last month to open its U.S. headquarters in Austin. The company develops propulsion ...

On Tuesday, Stoke Space announced the firing of its first stage rocket engine for the first time earlier this month, briefly igniting it for about two seconds. The company declared the June 5 test a ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 engines, recently passed a critical milestone that put the integrated system to ...

The Stoke Space rocket engine test lights up a vertical test stand in Moses Lake, Wash. (Stoke Space Photo) Stoke Space successfully hotfired its first-stage rocket engine on a new vertical test stand ...

Almost four months after the American space agency NASA installed the first newly built RS-25 Space Shuttle engine on the Fred Haise Test Stand at the Stennis Space Center in Mississippi, hardware ...

The newly tested engines could power a variety of space projects. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. China's state-owned main space ...

Engineers have built a modern Stirling engine that quietly turns the cold of outer space into steady mechanical power, using the night sky as a heat sink instead of a fuel tank. By radiating heat away ...