Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety of our ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

Explore NASA’s top 10 rare and stunning galaxy images, showcasing vibrant interactions, cosmic collisions, and star-forming ...

Astronomers have unveiled surprising new details about a small galaxy, NGC 300, challenging existing theories on galaxy ...

New research suggests that most of the atoms within the human body likely spent part of their lives drifting beyond the Milky ...

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...