The “Seven Sisters” of the Pleiades are part of a much larger complex that can help reveal our galaxy’s deep history ...

Beehive cluster, a group of 1,000 stars, will be visible to stargazers in January. How to see it, what’s visible to naked eye ...

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.

An international team of astronomers led by Canadian researchers has found something the universe wasn't supposed to have: a ...

How could the Universe form such dense and extremely hot structures only 1.4 billion years after the Big Bang? This question ...

Most astronomers agree that young galaxy clusters should be relatively cool compared to older ones. But researchers recently ...

NPR's Short Wave talks about elephants' sniffing abilities, the remarkable migration of painted lady butterflies and a ...

Scientists detected gas at least five times hotter than previous theories had predicted inside a galaxy cluster from the ...

Cluster feeding is when infants want to feed more frequently than usual. Often, feedings get shorter as well as more frequent. While cluster feeding can happen with both breast and formula feeding, it ...