Observations show Andromeda has a more active star formation history than the Milky Way, potentially due to a past galactic ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic center.

The future of galaxies remains one of the most interesting topics for experts. In fact, they will not survive the passage of ...

This stunning image of NGC 6951 is captured by NASA's Hubble Telescope. It is a barred spiral galaxy located in the constellation Cepheus. It is located at a distance of about 75 million light-years ...

Though the Milky Way and Andromeda formed presumably ... "This was probably due to a collision with another galaxy in the neighborhood." A possible culprit is the compact satellite galaxy Messier ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The Andromeda galaxy, our closest large galactic neighbor, is a treasure trove of stars and cosmic mysteries. Thanks to ...

Explore NASA’s top 10 rare and stunning galaxy images, showcasing vibrant interactions, cosmic collisions, and star-forming ...