The Hubble and Chandra space telescopes are hunting for rogue black holes wandering through dwarf galaxies, which could ...

Astronomers have puzzled for decades over how massive elliptical galaxies appeared so early in cosmic history. The standard ...

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Researchers analyzed images of CDG-2 from NASA 's Hubble Space Telescope, the European Space Agency's Euclid space observatory, and the Japanese Subaru Telescope in Hawaii. At first glance, they saw ...

Intense radiation emitted by active supermassive black holes—thought to reside at the center of most, if not all, galaxies—can slow star growth not just in their host galaxy, but also in galaxies ...

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies ...

You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome ...

That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion ...

Recent research has uncovered a barred spiral galaxy formed 11.5 billion years ago, making it one of the earliest known galaxies that contains a stellar bar. The research was supported by Yingjie ...

A multifractal spectrum called a weighted Cantor set model can describe how galaxies cluster, which is similar to other ...

Discover seven unusual galaxies defying scientific predictions, from impossibly bright early universe objects to astrophysics ...

The young galaxy cluster existed about 12.8 billion years ago and has an estimated mass 20 trillion times that of the sun ...