One of the most stubborn issues in cosmology today concerns the universe's rate of expansion. Scientists know it's expanding, ...

Astronomers used to rely on chance to catch a glimpse of fleeting explosions in space. A fresh approach to watching these ...

The James Webb Space Telescope has delivered its clearest view yet of a supermassive black hole's immediate surroundings, ...

I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that ...

Astronomers have confirmed the earliest barred spiral galaxy in the universe, a Milky-Way-like structure that existed just 2 ...

University of Chicago astronomy and astrophysics professor Donald G. York​, who is credited with pioneering contributions to ...

The latest generation of astronomy algorithms is not just cataloguing stars and galaxies, it is learning the hidden rules ...

Glidewell’s presentation will be about what little we really factually know about the moon, theories of where/how the moon ...

The James Webb Space Telescope captured a colorful portrait of a nearby stellar cradle, revealing a wealth of insights about ...

New research presented at an astronomy meeting shows that active black holes are more common in dwarf galaxies than earlier studies suggested, based on a large survey of nearby galaxies.

Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.