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

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 ...

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

"Photographing Andromeda was a herculean task because the galaxy is a much bigger target on the sky than the galaxies Hubble ...

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

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

Winter skies can be the clearest of the year and the richest in stars. Here are some of the constellations and planets to ...

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