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

By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very ...

"For the first time, we could trace the boundary between the gas residing in galaxies and the material contained within the ...

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

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

An international team of researchers has found dark matter dominating the halos of two supermassive black holes in galaxies ...

The Einstein ring that Euclid spotted is located in the galaxy NGC 6505. It is only a hop, skip, and a jump away from Earth ...

While radio jets are relatively common in the nearby Universe, they have been elusive in the early Universe. This is partly ...

As soon as the end of February, NASA and the Jet Propulsion Laboratory will launch a new telescope into orbit around the ...

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

Einstein predicted the existence of gravitationally-warped rings of light in 1915. Now, a new one has been discovered just a ...

Kavli IPMU researchers are part of an international team that has found dark matter dominating the halos of two supermassive ...