Scientists at NASA, utilizing the Chandra X-ray Observatory, have unveiled a significant finding that indicates the outer spiral arms of the Milky Way extend much further than earlier maps suggested.

A group of astronomers has discovered the smallest, dimmest satellite galaxy bordering the Milky Way’s nearest galactic neighbor, the Andromeda Galaxy. The itsy-bitsy satellite galaxy is named ...

Our home galaxy, the Milky Way, is a magnificent spiral galaxy with a disc of stars spanning over 100,000 light-years, according to NASA reports. Earth is located within one of its spiral arms, about ...

(Victor de Schwanberg/Science Photo Library/Getty Images) Black holes are sneaky. Unless they light up their surroundings ...

Chinese astronomers have revealed new findings about the size of the Milky Way galaxy, suggesting it’s significantly larger than previously thought. Their research, published in the prestigious ...

New measurements suggest that two of the Milky Way's spiral arms are around 10% farther away from Earth than we thought. The findings may require experts to revise estimates of the total size of our ...

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?

Durham University researchers find cataclysmic direct hit with Gaia Sausage sent Milky Way into its current position ...