Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

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

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

Astronomers have identified a colossal giant radio galaxy (GRG) stretching 3.3 million light-years across—32 times the size ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Instead of finding the radio burst in a region of young stars, researchers traced its origin to the outskirts of a “dead” ...

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 ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

Samsung has unveiled its new Galaxy S25, S25+ and S25 Ultra smartphones at the annual Galaxy Unpacked event in California ...