A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

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

Giant radio galaxies are cosmic megastructures that can span millions of light-years, making them some of the largest-known ...

If you look up on a clear night from a darksky location, you might see the Milky Way as a faint band of thousands of stars.

which looks markedly different from our own galaxy's history, according to NASA. It is one of over 1 trillion galaxies in the ...

Uncover the mysteries of galaxies with Rutgers University's new findings on Leo P, a small galaxy that started and stopped ...

The plasma jets of this cosmic giant span 3.3 million light-years from end to end - over 32 times the size of the Milky Way ...

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

Astro Tourism is the travel trend you didn’t know you needed. As 6 planets align in February 2025, here are best spots to watch the rare event in Saudi Arabia.