this post was submitted on 10 Jan 2025
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A glowing ring of metal fell to Earth, and no one has any idea what it is (arstechnica.com)
submitted 1 week ago by [email protected] to c/[email protected]
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[–] [email protected] 4 points 1 week ago

Since about a week, every orbital origin hypothesis have been debunked and we should consider other explanations.
Looks like the outer ring that you would fit on an industrial scale chemical reactor to rotate it for mixing. So my guess is some illegal chemical activities that went boom.