A team of researchers has identified the largest superstructure ever reliably characterized in the universe. This discovery, ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Researchers say they've discovered the largest known object in the universe, a galactic superstructure called Quipu.

It is not surprising that there are regions that are more densely populated by galaxies, and regions that are less populated.

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Astronomers used an array of telescopes to find the most massive radio jet in the early universe. The celestial object is ...

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

A cosmic filament, 3 million light-years long, has been directly imaged for the first time — offering a new glimpse into the ...

A rare ring of light surrounding a galaxy nearly 590 million light-years away from Earth has been discovered by a space ...