‘Explosion’ noises heard in Huntsville area are rocket engine hotfire tests, officials say

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

Redstone Arsenal says “louder than expected noise levels” not caused by rocket engine testing

Redstone Arsenal officials announced on Tuesday that the “louder than expected noise levels” heard on Monday evening were not ...
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Redstone Arsenal alerts area residents about more 'booms' this week

Officials said the noise -- though louder than other tests -- comes from planned operations and will continue through later ...

What’s that loud boom? Redstone Arsenal has an answer (maybe)

Residents as far away as the Tennessee line and down to Morgan County reported rattling windows and shaking doors due to the ...

Redstone Arsenal warns public of excessive noise from scheduled detonations

Redstone Arsenal officials said that routine operations resulted in louder-than-expected noise levels on Monday.
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New Frontier Aerospace tests 3D-printed rocket engine for future flight applications

Flames stream from New Frontier Aerospace’s Mjölnir rocket engine during a hot-fire test. (NFA Photo) Kent, Wash.-based New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine ...