Name: China's radio telescope maps the raw material for stars
Uploaded: 2026-09-16T15:02:54+08:00
Duration: PT31.958S
Description: Neutral hydrogen is the raw material from which stars – and eventually galaxies – form. China's FAST radio telescope detected 156,411 extragalactic neutral hydrogen sources across nearly half the sky. The second data release is now the world's largest

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Neutral hydrogen is the raw material from which stars – and eventually galaxies – form. China's FAST radio telescope detected 156,411 extragalactic neutral hydrogen sources across nearly half the sky. The second data release is now the world's largest catalog of its kind, offering a new window for studying how galaxies evolve and are distributed across the cosmos.

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