In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Most of the universe is made up of dark matter and dark energy. The majority of everything else is dispersed throughout space ...

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those ...

The exploration of quantum information challenges objective reality, positing the universe as a hologram is explored through ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.