Supermassive black holes with powerful jets of high-energy particles, pointing directly at Earth are called blazars.

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...

A supermassive black hole has been discovered by astronomers that's shooting a giant energy beam directly at Earth.

Astronomers discover a supermassive black hole, weighing 700 million suns, firing a giant energy beam directly at Earth from ...

Astronomers have identified a rare cosmic phenomenon: a supermassive black hole, known as J0410−0139, located 12.9 billion ...

Scientists have discovered a new supermassive black hole that is directing a beam of energy toward our planet. This ...

Such issues took center stage this week, beginning on Tuesday as Pete Hegseth, President-elect Donald Trump’s nominee to be ...

Nick Hague and Suni Williams spent six hours working on NICER, AMS and other equipment outside the International Space ...

Up to 50% of feeding black holes may be hidden behind gas and dust These black holes influence star formation in galaxies Infrared data helped uncover obscured supermassive black holes ...

According to the research shared at the 245th meeting of the American Astronomical Society in National Harbor, Maryland, the observed X-ray oscillations are believed to originate from a compact white ...

Dark matter has eluded us for many decades. Even our most advanced particle colliders and sophisticated underground detectors have come up short. But it may be that we can finally ...