The Andromeda galaxy, our closest spiral neighbor to the Milky Way, becomes prominently visible in the night sky during ...

Scientists have long thought the Milky Way galaxy would someday collide with its closest neighbor, Andromeda. However, new research suggests the future of our cosmic home is more uncertain than ...

Researchers have long thought that the Milky Way would collide with the Andromeda galaxy in four to five billion years. This scientific illustration depicts Earth's horizon four billion years in the ...

Catch a glimpse of the Andromeda Galaxy as it hangs high in the October night sky. Late October presents a perfect ...

Velocities of massive star candidates within the SMC shown as vectors. The colors of the arrows represent the direction of motion. Relative to the LMC, located at the bottom left of the image, most ...

A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen in the galaxy next door. This appears to be the closest supermassive black ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...

Maffei 1 and 2 are two galaxies relatively close to our Milky Way. These galaxies were discovered in 1967 due to their infrared light. They belong to the IC 342/Maffei Group, a galaxy group near our ...

Complex, intelligent life in the galaxy appears vanishingly rare, with the nearest possible civilization perhaps 33,000 light ...

The Large Magellanic Cloud, a close neighbor to the Milky Way, may house a giant black hole. It's the closest supermassive black hole outside of... That galaxy next door? It's home to a monster black ...