The Andromeda galaxy, our closest spiral neighbor to the Milky Way, becomes prominently visible in the night sky during ...

Our Milky Way is far from calm — it ripples with a colossal wave spanning tens of thousands of light-years, revealed by ESA’s Gaia telescope. This wave, moving through the galaxy’s disc like ripples ...

Astronomers have spotted a supermassive black hole ripping apart and devouring a star in colliding galaxies. It is only the ...

It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two spiral galaxies colliding is ...

What does it look like when galaxies collide? The Hubble Telescope captured a unique sight as two galaxies are in the process of merging. NASA says the galaxy, called NGC 1614, is about 200 million ...

An artist's concept depicts the Milky Way galaxy and its spiral shape. Our solar system is located in one of the spiral arms. - NASA/JPL-Caltech A collision between our Milky Way galaxy and its ...

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