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

A black hole is a region of space where gravity is so strong that nothing, not even light, can escape. There are two main ...

which backs up the theory that events in the early universe abruptly stopped star formation in the smallest galaxies. Ultra-faint dwarf galaxies are the faintest types of galaxies in the universe.

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

A whole universe of hidden galaxies lies just beyond what the eye can see. Thanks to a new generation of space telescopes, ...

NASA's Hubble has captured stunning images of NGC 4941, revealing details of star formation, helping scientists understand ...

Astronomers discovered it using NASA’s James Webb Space Telescope. The size and shape surprised experts worldwide.

“This type of galaxy was only discoverable around ... The finding is usable in differentiating satellite galaxy formation and star formation in the Milky Way from the conditions in other galaxies.