Astronomers have identified a white dwarf in the Milky Way with a rare pale greenish-yellow hue, which researchers attribute ...

Two of the University's leading scientists will share the latest discoveries from the frontiers of astronomy and cosmology ...

It lurks inside a galaxy cluster — a huge group of galaxies bound together by gravity — and that cluster is in the throes of ...

A collision may have left these galaxies without dark matter. That spells trouble for alternative gravity theories.

A team of astronomers may have detected the gamma-ray signature produced when antimatter particles, or positrons, collide ...

Is antimatter leaking out of our Galaxy? Gamma-ray hotspots suggest the Milky Way is making more antimatter than we thought.

MEGATRON simulations suggest the Milky Way formed through the collisions and mergers of thousands of small galaxies in the ...

When Francis Halzen first proposed an experiment in the Antarctic ice to detect high-energy neutrinos, Berkeley’s Buford Price was all in.

Long before it became the luminous spiral galaxy we call home, the Milky Way was a sprawling, chaotic swarm of thousands of ...

The University of Wisconsin-Madison physicist and IceCube Neutrino Observatory principal investigator won the Royal Swedish Academy of Sciences' top honor for catching "ghost particles" from the ...

Evidence for hypernovae, theorized to be the most powerful explosions in the universe, has been disputed in two papers by ...

We have summarized the news announced on October 6, 2026, so that it can be read without any specialized knowledge.A ...