The discovery of a distant, well-structured spiral galaxy named Alaknanda has astounded scientists, revealing new insights ...

From your place inside the Milky Way, you are living within a galaxy that keeps a detailed chemical diary. Every star holds ...

The mystery of galaxies in the early Universe just got even weirder. A team of astronomers has identified a giant spiral galaxy so well-formed that it already has a stable galactic bar; a long, ...

Indian researchers have unearthed a massive galaxy from the universe's infancy, challenging existing theories on early galaxy ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

In recent years, one of the most troubling puzzles in astrophysics has grown more urgent. Scientists have realized that the universe seems to be expanding faster than expected, throwing a wrench into ...

Galaxies that formed so early in the life of the universe are expected to be not very well-structured, turbulent and unstable ...

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?

In this combination of images from NASA/ESA shows three future scenarios for Milky Way & Andromeda encounter. Top left: Galaxies bypass at 1 million light-year separation. Top right: At 500,000 ...

The Milky Way's satellite galaxies are less typical than previously thought. Most Milky Way-like galaxies have star-forming satellite galaxies, unlike our own. The Milky Way's unique satellite galaxy ...

CAPE CANAVERAL, Fla. (AP) — It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two ...