Simulating a billion years using previous best-resolution simulations would take almost 36 years of real computing time.

"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden ...

The Milky Way has just been reconstructed in unprecedented detail, with artificial intelligence helping astronomers track the ...

Created using data from two extensive surveys, this spectacular radio image of the galactic plane of the Milky Way provides valuable insights into the birth and death of stars.

The James Webb Space Telescope has captured a fleeting, spectral flash from the Milky Way’s central black hole, a signal that ...

Growing up in a small town in Pennsylvania, astronomy and physics Prof. Michael Smutko could see the Milky Way alongside ...

The true scale of the Milky Way Galaxy — and, indeed, the universe as a whole — became dramatically clearer in the 1920s. That’s when a new generation of large telescopes coupled with photography ...

The Andromeda galaxy helped Edwin Hubble settle a great debate in astronomy. Stocktrek Images via Getty Images A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known ...

The Milky Way is warped, possibly as the result of a collision with another galaxy billions of years ago. Studying this warp could reveal more about the structure of our galaxy's hidden matter. The ...

Stargazing North Carolinians are in luck this month – one of astronomy’s most dazzling phenomena will be visible soon. During May 2025, the Milky Way, our home galaxy with a disk of stars spanning ...

Centuries before other galaxies were known to exist, astronomers called them “spiral nebulas.” Today the defunct term still ...