"SPT2349-56 is a system so extraordinary that we may have caught one of the most massive clusters under formation at a very ...

A new study reports the first direct observation of merging star clusters in the nuclear region of dwarf galaxies. This ...

"We were surprised by the streams of light that were visible near the center of the galaxies, as nothing similar has been ...

This NASA/ESA Hubble Space Telescope image features the picturesque spiral galaxy NGC 4941, which lies about 67 million light ...

Black holes come in a range of sizes. Stellar mass black holes form from the collapse of massive stars, typically weighing ...

To celebrate Hubble's 35th anniversary, ESA/Hubble released a breathtaking new image of the star-forming region NGC 346 in ...

The cluster, full of more than 2,500 newborn stars that blaze blue in the Hubble image, is in a galaxy with far fewer heavy chemical substances than the Milky Way. It's mostly made of hydrogen and ...

Astronomers thought they’d made a mistake when stars in a nearby galaxy didn’t seem to rotate — but the unusual pattern ...

Astronomers have discovered a previously hidden "cosmic fuel tank" in an infant cluster of forming galaxies. This vast reservoir of cool molecular gas is found in the protocluster known as SPT2349 ...

Using the Hubble Space Telescope, astronomers have made the first direct observation of star clusters colliding and merging at the hearts of dwarf galaxies. The discovery could help scientists ...