A United Launch Alliance Vulcan rocket carrying classified Space Force payloads suffered a booster problem but apparently ...

After a Falcon 9 rocket stage burned up in the atmosphere, vaporised lithium and other metals drifted over Europe. This ...

Moments after liftoff from Florida’s Space Coast early Thursday morning, a shower of sparks emerged in the exhaust plume of United Launch Alliance’s Vulcan rocket. Seconds later, the rocket twisted on ...

NASA’s first crewed moon mission in decades was delayed as its engineers grapple with an all-too-familiar rocket problem: hydrogen leaks. Fixing the issue is even trickier than it may seem.

United Launch Alliance flew its Vulcan rocket for only the fourth time early Thursday, but suffered yet another fiery burn through on one of its solid rocket boosters during a national security ...

A SpaceX Falcon 9 crashed to Earth last year. Now scientists have measured the pollution it caused.

SpaceX has temporarily grounded its Falcon 9 rocket after an upper stage failed to deorbit as planned during a Feb. 2 launch. Will the issue affect the company's Crew-12 astronaut mission?

The agency recently delayed the Artemis 2 mission due to a liquid hydrogen leak that has plagued the SLS rocket.

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