Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The most detailed panorama of the entire Andromeda galaxy is packed with science that could revolutionize our understanding of how spiral galaxies across the universe form and evolve.

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

Are we alone in space? ☄️ Are there other civilizations on other planets? The Milky Way, home to our Solar System, counts numerous planets and stars. ? Can there be life there? We've gathered a list ...

Astronomers have released the most comprehensive photograph of the Andromeda galaxy, which contains over 200 million stars.