Research led by the University of Hertfordshire has revealed the dramatic history of Andromeda, our nearest neighboring galaxy. Using state-of-the-art modeling, Professor Chiaki Kobayashi and a team ...

The Sky Looks Back – The Andromeda Galaxy as captured by Andrew McCarthy from his backyard. Capturing high-resolution images of celestial objects outside of the Milky Way is usually the preserve of ...

Tiny Galaxies That Speak Volumes Our Milky Way is surrounded by dozens of smaller “satellite” galaxies. These aren’t mere ...

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Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When will the Milky Way collide with the Andromeda Galaxy?

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