For the first time, scientists have the calculations and simulations to explain mysterious flashes from the galaxy OJ 287.

Two recently observed black hole mergers, occurring just weeks apart in late 2024, have opened an extraordinary new window ...

An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

"GW241011 and GW241110 are among the most novel events among the several hundred that the LIGO-Virgo-KAGRA network has ...

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object ...

Earth would be torn apart if a black hole approached, losing its atmosphere and oceans, with debris forming an accretion disc around the black hole.

Theoretical physicist Alex Lupsasca is pushing for a space telescope to glimpse the thin ring of light that is thought to surround every black hole.

In a paper published in The Astrophysical Journal Letters, the international LIGO-Virgo-KAGRA Collaboration reports on the detection of two gravitational wave events in October and November of 2024 ...

Another interesting consequence of relativity is that as time stretches out at high speeds, distances diminish. It’s hard to ...

Ten years after the first detection of gravitational waves, scientists have captured the clearest signal yet — and it confirms one of Stephen Hawking’s most famous predictions. Using the upgraded LIGO ...

The magnetic fields are more than a thousand times stronger than the magnetic field used in MRI machines.

The interstellar object 3I/ATLAS has astonished astronomers by turning distinctly blue and rapidly brightening as it neared ...