The first stage of the rocket that Firefly was prepping to make Alpha's seventh-ever flight exploded on Monday (Sept. 29) ...

Shares of Firefly Aerospace Inc. plunged more than 11% in post-market trading on Monday after the company disclosed an ...

The rocket already had a mixed record heading into this year. Firefly has only achieved two fully successful missions in six ...

WASHINGTON — The Pentagon on Sept. 26 announced three contracts aimed at beefing up U.S. production of solid rocket motors ...

The two announcements highlight RTX’s parallel work on both air-breathing and solid rocket propulsion technologies through ...

Debris scatters on June 26, 2025, during a static fire test of a new solid rocket motor at a Northrop Grumman facility in Utah. The motor is supposed to be used in later Artemis moon missions. A test ...

We're always told that rocket science is the hardest form of science out there and a raft of explosions on the launch pad in recent months makes me inclined to agree. Now, a Japanese rocket engine ...

Brunswick aerospace startup bluShift Aerospace’s latest engine test last week, at Brunswick Landing, yielded key insights into next steps for improving fuel combustion. “Like a car engine, the goal is ...

A fresh computer-generated video shows the Aerojet 260, the largest single solid rocket motor ever fired, laaunching from an ...

North Korea says it conducted the final ground test of a solid-fuel rocket engine for a long-range ballistic missile in its ...