If you look up on a clear night from a darksky location, you might see the Milky Way as a faint band of thousands of stars.

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.

Measuring a galaxy’s brightness or apparent size is not a good guide to its distance. Hubble leveraged a discovery made by Henrietta Swan Leavitt 10 years earlier.

The Milky Way contains between 100 billion and 400 billion stars, but the exact number is difficult to determine due to the galaxy's vast size and the presence of dust that obscures our view.

His measurements marked the end of the Great Debate about the Milky Way’s size and the nature of the nebulae. Hubble wrote about his discovery to Harlow Shapley, who had argued that the Milky ...

Though it is a full-fledged galaxy, Andromeda XXXV is small enough to be ensnared by the gravitational pull of Andromeda—much like the satellite galaxies of the Milky Way.

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way ...

Scientists previously predicted the pair of galaxies would merge in about five billion years. Now, research suggests that ...

What is the Milky Way? The Milky Way is our galaxy, a massive system made of stars, gas and dust. It is estimated to contain more than 100 billion stars and is about 100,000 light-years across.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...