When you buy through links on our articles, Future and its syndication partners may earn a commission. The Milky Way is just a speck in a universe filled with an untold number of galaxies. But if we ...

In space, the gravitational pull of massive objects is irresistible to smaller ones. Moons are locked in orbit around planets. Planets, asteroids and comets orbit more massive stars, and stars collect ...

Bringing us one step closer to solving the 'missing satellites problem,' researchers have discovered two new satellite galaxies. For years, astronomers have worried about how to explain why the Milky ...

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 ...

The discovery reinforces established theories about space. There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to astronomers. As many as ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA, ESA, CSA, STScI, J. Diego (Instituto de Física de Cantabria, Spain), J. D’Silva (U.

For years, astronomers have worried about how to explain why the Milky Way has fewer satellite galaxies than the standard dark matter model predicts. This is called the “missing satellites problem.” ...