The small red objects discovered by NASA's James Webb Space Telescope (JWST) provide scientists with new insights into the origins of galaxies in the universe and may represent a completely new type ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

Imagine standing in a massive dark forest, trying to determine how far away those faint lights are without any tools; it ...

A galaxy in the early universe was rich with oxygen, astronomers have found. The discovery raises questions about how early life could have first appeared in the universe.

NASA's James Webb Space Telescope is helping scientists make discoveries that could alter theories about the universe's ...

Astronomers have discovered "dust-shrouded supermassive black holes" in the early universe, less than 1 billion years after ...

Only a fraction of the size of the Milky Way, these galaxies have thus far been too faint for most telescopes to spot.

The universe exists because matter and antimatter are not good friends. Is there a scientific reason why the universe exists?

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first ...

As the universe expands, it feels like it must be spreading out from some initial point. But a physicist explains why that’s ...

The night sky of Aspen is a wonderland for stargazers, dark and transparent enough for the naked eye to discern ...

Astronomers peering back deep in time into the distant universe think they may have discovered a population of previous hidden galaxies that could shake up astrophysics. The research, based on data ...