A family portrait of the Andromeda galaxy and its orbiting dwarf satellites raises questions about how galaxies evolve.

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped ...

NASA's Hubble Space Telescope reveals surprising details about Andromeda's satellite galaxies, offering fresh insights into ...

Since Hubble’s launch, astronomers have discovered over 1 trillion galaxies, but Andromeda stands out as the closest and most ...

This is the largest panorama image created from photographs of the Andromeda Galaxy taken by the Hubble Space Telescope. The Hubble Space Telescope captured 600 images of the Andromeda Galaxy from ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

providing a venue for individual atoms to find each other and bond together in the vastness of space." — Hubble Space Telescope reveals richest view of Andromeda galaxy to date (image) ...

Credit: NASA, ESA, Imad Pasha (Yale), Pieter van Dokkum (Yale) NASA's Hubble Space Telescope managed to capture an incredible image of a galaxy that looks an awful lot like a bullseye.

Arp 282: This image from the NASA/ESA Hubble Space Telescope feels incredibly three-dimensional for a piece of deep-space imagery. The image shows Arp 282, an interacting galaxy pair composed of the ...