Some galaxies that should have ceased forming stars long ago are defying expectations. Anew theory proposes the existence of ...

indicating that galaxies stop forming stars earlier than predicted by models. For a long time, scientists thought that only ...

It challenges what we know about how galaxies form. Picture a galaxy like our own Milky Way: a flat, rotating structure made up of stars, gas and dust, often surrounded by an extensive halo of ...

Languages: English. Despite appearing "dead"—i.e., forming no new stars—some red galaxies may secretly be alive, quietly birthing small stars under our noses. This is the conclusion of ...

Hidden galaxies offering a glimpse into the past could reveal previously unknown secrets of the universe, challenging current models.

Galaxies die earlier than expected Date: April 2, 2025 Source: Université de Genève Summary: For a long time, scientists thought that only actively star-forming galaxies should be observed in ...

Understanding them helps scientists test how galaxies form, evolve, and gather stars over time. Dwarf galaxies usually have a total stellar mass of less than one billion suns. That’s a fraction ...