An excess of gamma rays in the center of our galaxy could mean scientists have finally detected dark matter particles—or not ...

"It's possible we will see the new data and confirm one theory over the other — or maybe we'll find nothing, in which case it ...

A mysterious glow at the center of our galaxy has astronomers scratching their heads. The phenomenon, recently analyzed in ...

At the heart of the Milky Way, a faint and widespread glow of gamma rays has puzzled astronomers for decades. The light could ...

UChicago-led study analyzes massive galaxy clusters mapped by the Dark Energy Survey, offers new way to probe cosmic laws ...

The mystery of galaxies in the early Universe just got even weirder. A team of astronomers has identified a giant spiral galaxy so well-formed that it already has a stable galactic bar; a long, ...

A breathtaking image has captured the Milky Way stretching over the Vera C. Rubin Observatory, nestled high in the Chilean ...

For decades, astronomers have been vying to identify a source for a mysterious gamma-ray excess at the center of the Milky ...

An MIT astronomy class has found three of the oldest stars in the universe lurking right outside the Milky Way. The stars, about 30,000 light-years from Earth, are in the galaxy's "halo," the cloud of ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

To find the universe’s oldest stars, you must look for the ones with low chemical abundances and a retrograde orbit. That’s what a group of students in a class of MIT professor of physics and division ...

Astronomers have discovered the most distant barred spiral galaxy, similar to the Milky Way, that has been observed to date. Using the James Webb Space Telescope, an international team, including ...