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Health & Science2h 39m ago

Astronomers have discovered a huge reservoir of cold molecular gas, the direct fuel for star formation, in REBELS-25, a massive, star-forming galaxy.

Leiden University, Socorro County, New Mexico, Chilean Andes

Who
Astronomers, Karin Cescon, Professor Jacqueline Hodge
What
Astronomers have discovered a huge reservoir of cold molecular gas, the direct fuel for star formation, in REBELS-25, a massive, star-forming galaxy.
When
Thu, 11 Jun 2026 23:40:01 GMT · 2h 39m ago
Where
Leiden University, Socorro County, New Mexico, Chilean Andes ·
Why
This discovery provides key insight into how the first galaxies became so massive so quickly after the Big Bang.
The Frontline Impact

How this affects you

The detection of star-forming fuel in a galaxy seen when the universe was only 700 million years old allows astronomers to directly measure the gas driving rapid galaxy growth rather than infer it indirectly. This is crucial for understanding mass assembly in the universe's first billion years.

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