Astronomers spotted the largest flare ever released from a supermassive black hole as it snacked on a giant star.

Portuguese researchers predict that Europe's future space observatory will detect hundreds of thousands of supermassive black ...

Astronomers have documented the largest and most distant black flare ever observed from a supermassive black hole, ...

Here’s what else you need to know to get up to speed and on with your day. Americans are bracing for chaos at major US airports today, with more flights set to be canceled in the coming hours due to ...

Auroras could be visible — especially in darker, rural areas — in Alaska, Washington, Oregon, Idaho, Montana, Wyoming, North ...

For the past decade, Dr. Priscilla Chan and her husband Mark Zuckerberg have focused part of their philanthropy on a lofty ...

Observations by the James Webb Space Telescope hint at an excess of "UB-bright" galaxies in the first 400 million years after ...

The Northern lights will be visible in at least 22 U.S. states, according to the National Oceanic and Atmospheric Administration.

Astrophysicist Pieter van Dokkum, a world-renowned expert in galaxy formation and evolution and a visionary in astronomical ...

Scientists record the clearest black hole collision signal yet, confirming Stephen Hawking’s key prediction about black hole ...

A handful of extremely massive stars, each heavier than 1,000 Suns, may have sculpted the chemistry of the oldest star ...

Analysis suggests that the most luminous burst of light ever detected from a black hole — a fireworks show that was, at its peak, more than 10 trillion times brighter than the Sun — flared up as the ...