NASA's James Webb Space Telescope reveals mysterious 'little red dots' in the distant universe, sparking new theories on ...

We like to believe we have a pretty good idea of how things work in our universe. However, the truth is that there is still ...

The Universe is expanding faster than ever, and recent findings fuel the ongoing debate among cosmologists. For decades, ...

Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

New measurements show that the expansion rate of the universe is faster than can be explained by our current understanding of ...

Found less than a billion years after the Big Bang, these massive objects are upending astronomers’ timeline for how early ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more ...

New research confirms the Universe is expanding faster than theoretical models predict, intensifying the Hubble tension.

Interactions between dark matter and dark photons during a "missing chapter" cosmic history could shed light on one of the ...

The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

In the modern universe, supermassive black holes at the center of galaxies and their host galaxies grow together. But this ...