SpaceX conducted a static fire test of a single Starship 26 engine. The test demonstrated "flight-like startup for a Starship ...

China’s Mega Engine recently put its Chi engine to the test, firing up the closed-cycle kerosene-liquid oxygen propulsion system for a total of 1,000 seconds across multiple tes ...

Mega Engine's Chi engine has already completed a long-duration hot fire. The startup was founded as recently as 2024.

While it may seem silly to archive 'Charlie bit my finger' for future generations, it's good practice to treat the internet as an impermanent space ...

According to the US Department of Energy, nuclear thermal propulsion can reduce travel times to Mars by up to 25% and, more importantly, limit a crew’s exposure to cosmic radiation. It would also ...

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 ...

NASA’s Artemis II crew fired the Orion spacecraft’s main engine, committing the mission to a trajectory toward the moon just one day after launching into deep space. The translunar injection burn, ...

Engineers at UC Davis have built a remarkable device that creates power at night by tapping into something we rarely think about: the vast cold of outer space. Using a special type of Stirling engine, ...

Construction is officially underway on Tulsa’s Space Test Center, a project leaders say will strengthen Oklahoma’s growing aerospace industry. Crews have broken ground on the facility next to Tulsa ...

Being more efficient and more powerful than chemical rockets, plasma engines are seen as the future of human spaceflight. While NASA-backed plasma rocket projects aim for travel times to Mars be just ...

Here’s what you’ll learn when you read this story: Stirling engines, which have been around for centuries, leverage temperature differentials in a gas to do light mechanical work. A new study ...

In a groundbreaking development, scientists have engineered a revolutionary engine that utilizes the cold of space to generate power. This innovative device, operating without traditional fuels, draws ...