Astronomy continues to unlock the secrets of the universe, revealing stunning phenomena, reshaping our understanding of the ...

In an ever-expanding universe it’s only safe to assume that we are not floating through the vastness of space alone. Though ...

A new effort to map the rumblings in spacetime caused by enormous black hole collisions paints a surprisingly loud and ...

The Hubble tension is one of the most hotly debated discrepancies in all of astronomy. It centers around a number called the ...

New observations from the James Webb Space Telescope back up previous findings from the Hubble telescope that contradict ...

Galaxies in the early universe tend to be clumpy, but the new JWST discovery of a "grand design" spiral galaxy just 1.5 ...

Year? A light-year is the distance light travels in one year. Light moves incredibly fast — about 186,000 miles (300,000 ...

Active galactic nuclei (AGN) are extremely bright centers of galaxies. The “engines” driving their enormous energy output are ...

Astronomers using the James Webb Space Telescope have discovered a massive, dormant black hole from just 800 million years ...

We have only one example of biology forming in the universe – life on Earth ... Chris Impey is University Distinguished Professor of Astronomy at the University of Arizona.

X-rays are radiated by matter hotter than one million Kelvin, and high-resolution X-ray spectroscopy can tell us about the ...

Astronomers have discovered an important piece of the puzzle of how supermassive black holes were able to grow so quickly in ...