GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess ...

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, ...

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

A SpaceX Starship spacecraft exploded overnight during a rocket engine test in Texas. Video shows a massive fireball as the rocket ignited. The company said the rocket “experienced a major anomaly” ...

The dramatic explosion of a SpaceX Starship upper stage rocket during a test at the company's Starbase facility on the Texas Gulf coast late Wednesday may have been triggered by the rupture of a ...

The rumble you will hear today, Monday, January 5 2026 is the sound of rocket engine hotfire testing. Hotfire testing — a ...

HOUSTON — A Houston-based rocket engine company hit a major testing milestone this week on its quest to fly aircraft faster than ever. Venus Aerospace said it has successfully flown its ...

SEOUL, South Korea — North Korea said Tuesday it had conducted the final ground test of a solid-fuel rocket engine for a long-range ballistic missile in its latest advancement toward having an arsenal ...

A US-based propulsion company has successfully launched and flown a new rocket powered by a unique rotating detonation engine. Although relatively small by rocket standards, the test could pave the ...

SpaceX launched the seventh test flight of its Starship rocket on Thursday, but lost communication with the upper stage of the rocket that continues on into space. The company’s webcast showed data ...

As the cloud cleared, Air Force bombers dropped in to gather air samples. Researchers hoped that the radioactive fallout ...