Scientists have been scratching their heads for ages, trying to figure out why some galaxies just stop churning out stars.

By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very ...

The Phoenix Cluster's central galaxy is about 5.8 billion light-years away and should be mostly done with star formation. Many galaxy clusters have a region of hot gas in the intracluster medium (ICM) ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

"For the first time, we could trace the boundary between the gas residing in galaxies and the material contained within the ...

In a significant astronomical discovery, researchers found three ultra-faint dwarf galaxies, offering new insights into the ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

How do you cool down a phoenix? I don't mean the mythological birds of flame and rebirth, but rather a cosmic namesake with a fittingly fiery nature.

An international team of researchers has found dark matter dominating the halos of two supermassive black holes in galaxies ...

NASA has captured six stunning and rare images of galaxies, showcasing their unique shapes and formations. Among them are ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.