Supermassive black holes have long puzzled astronomers, particularly how they grow so large. An international team of astronomers, including...

Supermassive black holes pose unanswered questions for astronomers around the world, not least “How do they grow so big?” Now, an international...

Astronomers may have witnessed the massive black hole at the center of a distant galaxy suddenly roaring to life. This event, occurring 300 million...

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Neutron stars are among the densest objects in the Universe, second only to black holes. Like black holes, neutron stars are what remains after a star...

A supermassive black hole in the heart of a galaxy is the ultimate 800-pound gorilla of astrophysics. Not only do the most active ones suck in...

In late 2019, a galaxy known as SDSS1335+0728 suddenly started shining much brighter than ever before. This unexpected event caught the attention of...

A black hole 360 million light years away from Earth suddenly begun shining brighter and consuming material within its pull. Scientists say it's the...