A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.

Researchers in Japan say they have used AI to produce the first Milky Way simulation that follows more than 100 billion ...

A viral 'leaked' photo of interstellar comet 3I/ATLAS is stirring conspiracy theories, but Hubble's blurry views, expert ...

There's a whole lot of theater ahead in Montgomery, including the opening of Alabama Shakespeare Festival's production of ...

Astronomers working hard at NASA have found a star that could be older than the universe. But is that even possibile? This ...

Located only 56 million light-years away in Ursa Major, NGC 4102 gives astronomers a nearby target to study how these active cores impact their host galaxies.

It's been one Neptunian year—or about 165 Earth years—since astronomers first observed the most distant planet from the sun.

"Our analysis shows that the Solar System is moving more than three times faster than current models predict," lead author ...

Astronomers study 3I/Atlas as its tail rapidly expands and a strange cosmic radio signal reaches Earth, sparking new debate ...

Scientists estimate over 100 billion galaxies in the universe, each unique in shape and size, revealing the vastness of cosmic creation.