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Health & Science4h 19m ago

Astronomers have directly detected a vast reservoir of cool molecular gas in REBELS-25, a massive star-forming galaxy seen just 700 million years after the Big Bang.

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REBELS-25 (a galaxy)

Who
Astronomers, Karin Cescon, Professor Jacqueline Hodge
What
Astronomers have directly detected a vast reservoir of cool molecular gas in REBELS-25, a massive star-forming galaxy seen just 700 million years after the Big Bang.
When
Fri, 12 Jun 2026 20:40:38 GMT · 4h 19m ago
Where
REBELS-25 (a galaxy) ·
Why
The discovery, made using the NSF Very Large Array (VLA) and the Atacama Large Millimeter/submillimeter Array (ALMA), provides a rare direct measurement of the star-forming fuel available to a galaxy in the early universe.
The Frontline Impact

How this affects you

This discovery provides direct evidence of large reservoirs of cool gas in early galaxies, helping to explain how some galaxies grew so quickly after the Big Bang. It offers crucial insights into galaxy formation and stellar evolution in the early universe.

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