The Milky Way is not the calm, flat starry disk many of us learned about in school. Astronomers are now tracking a colossal, curling disturbance that ripples through our Galaxy’s disk, lifting and ...

The Milky Way is a spiral galaxy containing 100-400 billion stars. Planet Earth sits along one of the galaxy’s spiral arms. Though the Milky Way is generally always visible from Earth, certain times ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...

What you're looking at when the Milky Way is visible is the bright center of our galaxy with billions of stars. Because visibility from Earth depends on the latitude, the further south you go, the ...

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. What you're looking at when the Milky Way is visible is the bright center of our galaxy with billions of ...