Neutron stars explained through the final moments of massive stars reveal some of the most extreme objects in the universe. When stars between eight and twenty times the Sun's mass exhaust their ...

The physics of neutron stars are almost too fantastic to believe: something the weight of two suns compacted to a sphere the size of a city. Each teaspoon of its material would weigh billions of tons.

Researchers have created an AI-based simulation that makes it much faster to model how neutron star mergers produce many of the universe's heaviest elements. The new tool could improve predictions of ...

Neutron stars are the extremely compact remnants left behind after the explosive demise of very large (massive) stars as ...

“We got a rare glimpse into how destruction can be a catalyst for creation." The lightless behemoths are explored in new simulations of their interactions with extremely dense stars. A forgotten flare ...

A new simulation created using a NASA supercomputer has shown how things get messy for merging neutron stars even before they slam together; their magnetospheres, the most powerful magnetic fields in ...

Einstein Probe caught an ordinary short gamma-ray burst followed by an extraordinary X-ray glow lasting nearly 10 minutes.

Neutron stars, the extremely dense remains of massive stars that exploded at the end of their lives, are widely studied ...

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A mysterious flash from a distant galaxy may have revealed what happens when two dead stars collide. Astronomers say the ...

A lingering afterglow from a gamma-ray burst may have revealed a new sign of neutron star mergers.

A brief collision between two dead stars may leave a much longer signal than astronomers once expected. Researchers have ...