Peculiar James Webb Space Telescope observations seem to show gargantuan black holes in the earliest moments of the universe.

A series of "red monsters" discovered by the James Webb Space Telescope (JWST) are complicating our accepted ideas about the ...

A galaxy racing through space at an astonishing speed of two million mph (3.2 million km/h) has created a dramatic collision.

Scientists have finally imaged a star outside of the Milky Way for the first time. Here's what it looks like and how they did ...

A shockwave caused by the galaxy NGC 7318b slamming into four other galaxies is akin to a "sonic boom from a jet fighter." ...

Thousands of flashes of cosmic energy, also known as fast radio bursts (FRBs), erupt across the sky every day. They were ...

“For the first time, we have succeeded in taking a zoomed-in image of a dying star in a galaxy outside our own Milky Way,” ...

Astronomers have made a groundbreaking discovery of binary star systems, consisting of a white dwarf and a main sequence star ...

took the first close-up image of a dying star outside of the Milky Way. The newly imaged star, WH G64, is located within the ...

The Epoch of Reionization — the universe’s last major transition — may have happened earlier than previously thought.

Called Olbers’ paradox, the seemingly simple mystery of the sky’s darkness is something that stumped astronomers for ...

Three ultramassive galaxies found by the James Webb Space Telescope have astronomers reconsidering how galaxies grew so ...