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

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

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

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

"Interestingly, the quasar powering this massive radio jet does not have an extreme black hole mass compared to other quasars ...

Mapping the distribution of matter in the universe is an important quest for cosmology and astrophysics. There is a battle ...

After hundreds of hours of observations, researchers captured a highly detailed image of a long filament of the "cosmic web" ...

With a length of 428 megaparsecs, or around 1.39 billion light-years, the superstructure is the biggest ever spotted.

Together, they contain 45 percent of all galaxy clusters ... larger structures have been found in the far universe that have called into question our models. Quipu instead is perfectly sized ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...

A rare Einstein ring spotted near our galaxy offers a unique chance to test Einstein’s general relativity and study the ...