Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

Space is filled with a variety of objects, some blisteringly hot, some tremendously cold, but areas with little to nothing at ...

Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

"The knowledge of these will ultimately help us understand the formation of the first stars and planets and how our own Milky ...

They expect that this dark matter cloud, technically a Reionization-Limited H I Cloud (RELHIC), is a primordial remnant of a failed galaxy.

Astronomers realized that a strange cloud of gas was actually a relic of the ancient universe which might help solve some of ...

Scientists using NASA's James Webb Space Telescope now think the "little red dots" spotted in the early universe could be a new kind of space object. They call it a "black hole star." Credit: T.

On Christmas Day 2021, alongside other astronomers, I watched the James Webb Space Telescope (JWST) launch from French Guiana and begin its month-long journey to its destination, 1.5 million ...

A NASA team using the Hubble Space Telescope found an object in space never recorded before, nicknamed “Cloud-9." ...

A supermassive black hole embedded in an early galaxy likely starved the galaxy of gas needed to form young stars, new ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...