Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say.

Voids are not exactly empty (actually, the missing matter of the universe is spread there), and lonely galaxies and small ...

Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

By studying what makes the Milky Way unique, astronomers are hoping to understand our galaxy’s past and unravel the mystery ...

Researchers have used machine learning to dramatically speed up the processing time when simulating galaxy evolution coupled with supernova explosion. This approach could help us understand the ...

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

Rubin’s completion converged with technological advancements that are poised to spread the data it produces far and wide to ...

Andromeda never looked as good as it does in a new image from the Chandra X-ray observatory and a range of powerful ...

Compact ruddy galaxies seen by the James Webb telescope confound astronomers. Having very little spin at birth may explain the galaxies’ small sizes.

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...