The bold question-askers at What If warn how a black neutron star could destabilize Earth’s orbit and wreak havoc.

Astronomers have just solved a long-standing mystery about a rare, rapidly spinning neutron star known as PSR J1023+0038.

See a pair of superheavy neutron stars collide in this simulation with gravitational wave audio. "An audible tone and a ...

Astronomers studying a rare neutron star system have uncovered a surprising source of powerful X-rays. Using NASA s IXPE ...

Neutron stars are some of the weirdest cosmic objects, and the greatest mysteries lie deep in their hearts.

A team of physicists from the universities of Amsterdam, Princeton and Oxford have shown that extremely light particles known as axions may occur in large clouds around neutron stars. These axions ...

New research suggests that colliding neutron stars can briefly "trap" ghostly particles called neutrinos, which could reveal new secrets about some of space's most extreme events.

Scientists said that the inside of neutron stars might contain a form of ultradense matter not found elsewhere in the cosmos.

Matching the neutron stars' cooling rates to their equation of state could help scientists figure out a quantum theory of gravity.

Magnetars are among the universe's most extreme objects - a class of the compact stellar remnants called neutron stars that possess immensely strong magnetic fields. Once in a while, they produce ...

Space & Spaceflight Neutron Stars Spew Jets That Travel at Relativistic Speeds, Scientists Say These fast-moving outbursts of material are slightly different from those launched by black holes.