Galaxies are clouds of stars that range in both size and composition. Some contain hundreds of millions of stars while the largest galaxies can contain trillions of stars. And while it’s not entirely ...

Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us ...

Astronomers believe there are about 100 billion stars in the Milky Way. But, this number of stars depends on various factors. To figure out how many stars are in the Milky Way, astronomers have to ...

Look up at the sky on a clear night, and you’ll see thousands of stars – about 6,000 or so. But that’s only a tiny fraction of all the stars out there. The rest are too far away for us to see them.

JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

Using the James Webb Space Telescope, astronomers have captured the clearest picture yet of how galaxies formed in the early universe.

Using the James Webb Space Telescope, scientists have charted billions of years of galactic evolution, finding that galaxies ...

Astronomers using the James Webb Space Telescope (JWST) have captured the most detailed look yet at how galaxies formed just ...

Q How many galaxies are in the universe? — Gus Powvens, Madison, Wis. A Jim Lattis, director of the UW Space Place at the University of Wisconsin-Madison: Galaxies are clouds of stars that range in ...