A mysterious black hole in a distant galaxy just woke up after decades of silence—and it’s putting on a cosmic light show!

Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth.

Of the heavy metals spewed by dying stars, the astronomers were particularly interested in iron-60. That’s because iron-60 is ...

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at ...

We all know that black holes can devour stars, rip them apart and consume their remnants. But that only happens if a star ...

The European Space Agency's XMM-Newton is playing a crucial role in investigating the longest and most energetic bursts of ...

On Twin Peaks's 35th anniversary, Ray Wise (Leland) reflects on its cultural significance — and how he found out who killed Laura Palmer.

Scientists have observed a previously inactive supermassive black hole producing regular, powerful X-ray eruptions that ...

In the vast universe, galaxies rotate in ways that don’t make sense if only visible matter is considered. For almost a ...

Several Kansas City-area health agencies were told in March they were losing federal grants. Federal officials have cited the end of the pandemic.

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On the right of the image, there is a zoomed-in box taken in infrared light by the James Webb Space Telescope, and showing the star-forming Sagittarius C region. An estimated 500,000 stars are ...