It's the so-called "Milky Way season" in the Northern Hemisphere. Here's everything you need to know about viewing the galaxy ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

Admire our galaxy’s dramatic galactic core—a sparkly bulge of stars and gas—while summer’s short ‘Milky Way season’ lasts ...

A groundbreaking new survey from China’s LHAASO observatory has unveiled powerful ultrahigh-energy gamma-ray emissions across ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...

Galaxies shine in a rainbow of emissions from gas, dust, and stars. Each of these building blocks emits light at specific wavelengths — fingerprints that reveal their age, motion, and chemical makeup.

The third object known to have entered the Solar System from interstellar space has an origin unlike either of its ...

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic time to 1 billion years after the Big Bang.

The researchers observed the Sculptor Galaxy for over 50 hours with the Multi Unit Spectroscopic Explorer (MUSE) instrument on the VLT to create the detailed map. They then stitched together over 100 ...