Astronomers spotted the celestial standoff in the heart of the galaxy OJ287, around five billion light-years from Earth.

For the first time, astronomers have managed to capture a radio image showing two black holes orbiting each other. The observation confirmed the existence of black hole pairs. In the past, astronomers ...

Scientists have shot two black holes orbiting each other, offering the first ever definitive proof that these intergalactic voids come in pairs, per a new study published in the Astrophysical Journal.