Nearly 800 million light-years away, something has been forming. Scientists aren't exactly sure what it is but have dubbed it 'the black neutron star.' And now, it's headed for Earth. What is this ...

Cosmic radio pulses repeating every few minutes or hours, known as long-period transients, have puzzled astronomers since their discovery in 2022 ...

NASA supercomputer simulations reveal X-ray and gamma-ray signals emitted in the final milliseconds before neutron star mergers, providing insights for future observatories and gravitational-wave ...

New simulations performed on a NASA supercomputer are providing scientists with the most comprehensive look yet into the ...

The voices of Jimmy and Cindy look back on "Jimmy Neutron’s" journey from Oscar-nominated film to television classic.

Researchers from the Institute of Cosmos Sciences of the University of Barcelona (ICCUB) and the Institute of Space Studies ...

In our galaxy, a supernova explodes about once or twice each century. But historical astronomical records show that the last ...

A repeating fast radio burst has just given up one of its biggest secrets. Long-term observations revealed a rare signal ...

Long-term observations reveal that at least some fast radio bursts are linked to magnetars orbiting companion stars.

Dark matter seems invisible, but it makes up most matter, and we have evidence that it gives the cosmos its shape. Now ...

All of these new developments don’t mean that the sun is ready to give up its fusion monopoly, as many significant ...