The existence of massive, elliptical galaxies in the early universe has puzzled astronomers for two decades. An international ...

Look up at the night sky and it is easy to believe that stars and galaxies are where the universe keeps almost all of its substance. Precision measurements of the cosmos tell a different story. Most ...

JWST has revealed a strange early universe filled with ultra-bright “blue monster” galaxies, mysterious “little red dots,” and black holes that seem far too massive for their age. A new study proposes ...

Mysterious blasts of radio waves from across the universe called fast radio bursts help astronomers catalog matter. ESO/M. Kornmesser, CC BY-SA If you look across space with a telescope, you’ll see ...

Nearly all stars are found inside or around galaxies, because that's where the conditions are right for stars to form. Within galaxies, stars form inside cold, dense molecular gas clouds like those ...

Curious minds wonder about the universe's stars. Scientists estimate trillions of galaxies, each with billions of stars, ...

A recent study provides answers to three seemingly disparate yet pressing cosmic dawn puzzles. Specifically, the authors show how dark stars could help explain the unexpected discovery of "blue ...

NASA released exciting information on Thursday regarding the discovery of "monster stars" and "spiral galaxies." Using the Hubble Space Telescope, astronomers were able to identify nine "monster stars ...

From the vastness of galaxies to the enigma of dark matter, cosmology reveals the boundless nature of the universe ...

Learn how dozens of galaxies may have merged into a giant galaxy shortly after the Big Bang.

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, billions of stars and their attendant planets. The universe teems with huge, ...