A black hole’s bizarre "heartbeat" is forcing astronomers to reconsider how these cosmic heavyweights behave.

The simplest explanation — that Punctum is an extreme example of something familiar — hasn’t been ruled out. A magnetar in an unusual environment, a supernova remnant tangled with dense material, or ...

Researchers have combined 15 years' worth of radio data to peer through the cone of a high-energy jet and unravel the ...

On Aug. 15, 1977, astronomers using Ohio State University’s Big Ear radio telescope detected the famous "Wow!" signal. To ...

Astronomers found hidden cosmic channels, like tunnels, connecting our solar system to distant stars, reshaping views of ...

A bright flash of radio waves from 3 billion years after the big bang is illuminating parts of the universe that astronomers ...

We call black holes in this gap lite intermediate mass black holes or lite IMBHs, because they are the least massive black ...

How astronomers used gravitational lensing, a space-time trick predicted by Einstein, to detect a black hole measuring 30 ...

From pocket-sized laser projectors to educational toys for budding astronomers, these are our favorite star projectors on a ...

Astronomers have observed the calamitous result of a star that picked the wrong dance partner. They have documented what ...

A groundbreaking discovery has reshaped our perception of how fast galaxies evolved in the early universe. Astronomers have ...

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