Space Daily September 11, 2026 • 04:03

Astronomers used 69 fast radio bursts as cosmic backlights to complete the clearest census yet of the universe’s missing ordinary matter, finding that roughly 76% resides as extremely diffuse ionized gas in the vast spaces between galaxies — while only 9% re - Space Daily

A 69-burst analysis estimates that 76% of ordinary matter lies in diffuse intergalactic gas, with 15% in galactic halos and 9% in stars and cold gas.

The universe’s “missing matter” was never thought to have vanished. Cosmologists could infer how much ordinary, atom-building matter should exist, but direct inventories of stars, cold gas and the ho… [+9475 chars]

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Astronomers used 69 fast radio bursts as cosmic backlights to complete the clearest census yet of the universe’s missing ordinary matter, finding that roughly 76% resides as extremely diffuse ionized gas in the vast spaces between galaxies — while only 9% re - Space Daily

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