At least two mass extinction events in Earth's history were likely caused by the 'devastating' effects of nearby supernova explosions, a new study suggests. Researchers say these super-powerful blasts ...

University of Arizona researchers are among a group of scientists who hope to discover what happened immediately after the Big Bang, when the universe expanded in a fraction of a ...

The findings reveal unusual chemical signatures and offer new insights into the behavior of novas beyond the Milky Way.

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...

CU Boulder researchers found massive, dust-filled galaxies called UFOs using JWST, challenging previous galaxy formation ...

A new discovery using the James Webb Telescope has implied we may live in a black hole. The telescope, launched by NASA three ...

At the center of most large galaxies, including our own Milky Way, sits a supermassive black hole. Interstellar gas ...

The Radcliffe Wave is a massive, undulating structure filled with dense clouds of gas and dust, stretching across several ...

This week, we reported on the difficulty humans experience trying to read their dogs' emotions. Researchers reported that ...

A supercluster is usually composed of hundreds or even thousands of clusters of galaxies, and these clusters are ...

The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other.