Ancient quasars seen by the James Webb Space Telescope technically shouldn’t exist, but one rare type of dark matter could ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

Scientists have detected the highest-energy ghost particle neutrino ever, but did it come from a supermassive black hole ...

For the first time, researchers have found evidence that even microquasars with low-mass stars can efficiently accelerate ...

Black holes are profoundly dense. If Earth was (hypothetically ... called the event horizon, isn't coming back. That includes light. "This would be the closest thing we know of around any black ...

The 2020s have already seen many lunar landing attempts, although several landing craft have crashed or toppled over. With ...

In 2018, a black hole called 1ES 1927+654, located about 270 million light-years away from Earth, showed its first signs of mysterious behavior. Its corona—the billion-degree cloud of plasma tha ...

Astronomers are grappling with a complex cosmic mystery lurking at the dark heart of a distant galaxy some 270 million light-years from Earth ... of how black holes feast on matter throughout ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase ... monitored in real time for a supermassive black hole. Imaging also clearly shows a pair of oppositely ...

The galaxy is located about 270 million light-years from Earth. A light-year is the distance light travels in a year, 5.9 trillion miles (9.5 trillion km). Most galaxies have a large black hole at ...