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 ...

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.

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

For years, astronomers have been working to piece together the story of our universe, but the critical early chapters remained largely incomplete. Our telescopes simply haven't been sensitive enough ...

A Rutgers-led team of scientists has uncovered evidence of how galaxies expand by tracing the invisible scaffolding of the universe created by a mysterious substance known as dark matter. "Analyzing ...

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 ...