Astronomers Have Detected A Mysterious Signal Coming From Empty Space. Nobody Knows What It Is.

The dark nebula Barnard 68, a dense cloud of dust that blocks the light of stars behind it, creating the appearance of a hole in space. This is an illustrative image, not the location of the mysterious JWST detection. (ESO) This is a head-scratcher. ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

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