An alien signal, reverberating in the vacuum of space, that was picked up on Earth has been confirmed to be coming from an ...

Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to produce these types of signals.

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

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

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

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

Astronomers have traced a mysterious fast radio burst to an unexpected place — an ancient, massive galaxy far removed from ...

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 ...

The starburst galaxy NGC 1569 glows brilliantly, illuminated by the light of millions of newly formed young stars. This image of LH63, cloaked in red, was captured by the Hubble Space Telescope and ...

Astronomers have traced two mysterious fast radio bursts from space to wildly different places, which suggests the phenomenon ...

NASA's James Webb Space Telescope has captured a unique image that revealed 44 individual stars in a galaxy 6.5 billion light ...

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...