galaxy cluster

Researchers have discovered a distant space object that is emitting ultra-low radio frequencies in the shape of a jellyfish.

Go Fish

Researchers say the object looks like a cosmic jellyfish.

Strange, Distant Space Object Is Sending Out Ultra-Low Frequency Radio Signals

According to new research, dark matter may be an even bigger mystery than we initially thought. The theoretical maps aren't lining up with observations.

Dark Matter Mystery

Well, this is weird.

Dark Matter's Effect Is 10x What It Should Be, Scientists Say

A distant galaxy cluster is churning out brand-new stars at a dizzying pace because its central black hole shut down and isn't getting in the way.

Reproducing Like Bunnies

"It reminds me of the old expression of 'when the cat's away, the mice will play.'"

This Galaxy Cluster Is Spewing a Surplus of Stars Because of a Lazy Black Hole

NASA found a weak supermassive black hole in the Phoenix Cluster billions of light years away that is not strong enough to stop stars from forming.

Weak Black Holes

It's surrounded by trillions of Suns' worth of hot gas — and churning out stars 500 times faster than the Milky Way.

NASA Finds Supermassive Black Hole Birthing Stars at "Furious Rate"

At 17 billion solar masses, it may be the second-largest black hole ever found—but it lives in a surprisingly quiet neighborhood.

Colossal Black Hole Found Skulking In a Tiny Galaxy Cluster

New Study Uncovers How Our Cosmos is Shaped by Dark Matter

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