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 ...

It is clear that human beings, throughout history, have always had a constant curiosity to discover everything that happens ...

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

Einstein rings occur when light from a distant galaxy bends to form a glowing ring around another object in the foreground as that object is being observed. The rarely observed rings are named for ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The Einstein ring is formed by gravitational lensing, with the mass of galaxy NGC 6505 bending and magnifying the light from a more distant galaxy into a ring. NGC 6505 is a well-known galaxy only ...

This galaxy is currently the most distant massive quiescent galaxy confirmed to exhibit such powerful gas outflows. "With the unparalleled sensitivity of the James Webb Space Telescope ...

Galaxies, planets, black holes: to most people, everything about our Universe sounds and feels enormous. But while it's true ...

It is not currently known what produces fast radio bursts, but they are generally thought to be emanated by dying stars in distant galaxies, also known as magnetar stars. Magnetar stars have a ...