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

Firefly Aerospace's seventh Alpha rocket exploded on Monday (Sept. 29) during preflight testing. The vehicle was destroyed, ...

The two announcements highlight RTX's parallel work on both air-breathing and solid rocket propulsion technologies through its businesses. RTX made two propulsion announcements on Sept. 24, 2025, ...

Using supersonic shockwaves for combustion, the groundbreaking design could allow aircraft to travel up to six times the ...

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 ...

We're learning more about a rocket engine testing facility that will be built in Tulsa. It could open in 2027 and attract other space-related companies. A company called Agile Space Industries says it ...

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

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 ...

A test of an engine for Japan's upcoming Epsilon rocket ended in an explosion on Tuesday (Nov. 26), the second time in less than two years that this engine has met an untimely end during testing. On ...

A new type of rocket engine, one that could power a plane from Los Angeles to Tokyo in just two hours, has eluded scientists for decades. Houston's Venus Aerospace says it recently solved the puzzle.

The U.S. Space Force’s Space and Missile Systems Center has issued requests for prototype proposals for upper-stage resiliency improvements, next-generation rocket engine testing and orbital transfer ...

Kim Jong Un on Monday watched a test of North Korea’s new high-thrust rocket engine, setting the stage for Pyongyang to test its newest intercontinental ballistic missile ...