The rise of the commercial space industry precipitated a steeper decline at Rocketdyne. Boeing sold the Rocketdyne division ...

Officials with Redstone Arsenal say the loud noises were caused by scheduled rocket engine hotfire testing in the area.

Which US rocket companies achieved the most during 2025? Once again, Ars Technica is here to provide some answers in the form ...

Former SpaceX propulsion CTO Thomas Mueller’s space startup reached unicorn status this year thanks to $525 million in ...

"Do we react for everything which has a chance to reach the ground? Or do we react only for the very large objects, as we did ...

While 2025 saw a record number of launches —including crewed exploration, science missions, and even an historic first ...

The NASA Artemis II mission, set to lift off as soon as February, will mark the first time astronauts have aimed to venture beyond near-Earth orbit since 1972.

Rocket Lab had its most successful year to date in 2025, with its Electron rocket completing 21 successful flights and the ...

The Space Launch System rocket's RS-25 engine was fired up for the “final round of certification testing ahead of production ...

NASA's Reactive Additive Manufacturing for the Fourth Industrial Revolution (RAMFIRE) project test-fired a 3D-printed engine ...

Tom Mueller is one of the key engineers behind the modern era of commercial spaceflight. In 2002, hot on the heels of selling his stake in PayPal for $1.5 billion, Elon Musk founded SpaceX with the ...