New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine through a series of successful hot-fire tests.

Debuting in 2017, Rutherford is the world’s first 3D-printed rocket engine. Nine of these kerosene-fueled engines power Electron’s first stage, each of them exerting 5,500 pounds (2,495 ...

The Rutherford engine is a key component of the Electron rocket and is the first 3D-printed engine to reach space. The printer that makes it, oftentimes as tall as an NBA center, works with ...

As preparation for a commercial launch, Skyrora has 3D printed a new model of its orbital rocket engine ready for landmark tests. The Edinburgh-based rocket company – which has developed its own ...

One just launched the world’s biggest rocket, with mixed success. The other makes small model rockets for hobbyists, and it’s stockpiling supplies ahead of Trump’s tariffs.

These 3D printed engines can power space-bound rockets—or hypersonic weapons A Colorado company is fabricating powerful engines with names like Hadley and Ripley. Here's why.

It’s a relatively small rocket, just 110 feet, and won’t be carrying anything for this test flight except for a memento: the first metal 3D print from the company's printers.

It’s a relatively small rocket, just 110 feet, and won’t be carrying anything for this test flight except for a memento: the first metal 3D print from the company's printers.

This small prototype engine kickstarts the testing of a new way of space travel. Current space missions use big constant-pressure engines. Think of the classic cylindrical rocket boosters lifting ...

One just launched the world’s biggest rocket, with mixed success. The other makes small model rockets for hobbyists, and it's stockpiling supplies ahead of Trump's tariffs.