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 discovery. In November 2024, the LIGO-Virgo-KAGRA observatories detected ...

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

Despite significant scientific advancement over the last decades, the universe still finds new ways to surprise us. Every ...

You find yourself tumbling through space. Moments before you were just out on a routine space walk examining some minor ...

Thick, toxic smoke and black, acid rain have blanketed Iran’s capital, Tehran, this week, after missiles damaged oil depots ...

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

The catastrophic collision of a black hole and a neutron star sent ripples across the universe. New analysis of those ripples could upend a major theory about how these extreme pairs form.

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

Sixteen years ago, theoretical astrophysicists at UC Berkeley and elsewhere proposed that highly magnetized, spinning neutron stars — magnetars — were the power source behind some superluminous ...

Scientists found exotic prime numbers may play a role in black hole physics, revealing a surprising connection between number theory and the extreme environments of the universe.

"We are really pushing the edges, and are seeing things that are more massive, spinning faster, and are more astrophysically ...