Despite years of debate and follow-up studies, an odd streak of cosmic light still defies a final explanation. Is it a giant ...

An international team from China and Italy has reported a possible cosmic encore to the landmark 2017 multi-messenger ...

Scientists have uncovered the first robust evidence of a black hole and neutron star crashing together but orbiting in an ...

Merging black holes and neutron stars have unusual oval orbits prior to colliding and merging, which challenge the laws of ...

In November 2024, gravitational-wave detectors recorded the violent merger of two black holes billions ...

The catastrophic collision of a black hole and a neutron star sent ripples across the universe. New analysis of those ripples ...

Scientists analyzing a gravitational-wave signal have discovered that a neutron star and black hole spiraled together on an oval-shaped orbit just before merging. This unusual motion, detected in the ...

The Hubble Space Telescope has imaged a "200,000 light-year-long trail of newborn stars" that may have been left behind by a ...

Astronomers analyzing the gravitational-wave event known as GW200105 report evidence that a black hole and neutron star ...

University of Oregon astronomer Yvette Cendes made a surprising discovery years after a black hole shredded a star. What is ...

A single particle cut through the Mediterranean in February 2023 carrying an almost absurd amount of energy. Detected deep ...