Astronomers hypothesize that a long-ago dwarf galaxy dubbed Loki may have merged with the Milky Way when our galaxy was in ...

As astronomers continue to monitor these merging galaxies, they anticipate gathering crucial data that could revolutionize ...

The Milky Way's system of small, orbiting satellite galaxies is quite unusual, a new 12-year study of other galaxies in the local universe has found. The Satellites Around Galactic Analogs (SAGA ...

These include discovering the earliest and most distant known galaxies, which existed just 300 million years after the Big Bang. Distant objects are also very ancient because it takes a long time ...

This suggests the galaxies are already replete with unusually ... stars ran out of their fuel supplies needed for nuclear ...

The team behind this research found quasars are "noisy neighbors" blasting out radiation that can cut off star formation, thus "killing" galaxies that live in their close cosmic neighborhoods.

Soon after the James Webb Space Telescope (JWST) started its science mission in 2022, astronomers discovered a half-dozen galaxies near the edge of the universe that appeared far more massive than ...

Astronomers have begun a first-of-its-kind search for signs of “technosignatures” produced by super civilizations—those more advanced than ours—in galaxies beyond the Milky Way.

And researchers believe that it could be a missing part of galactic evolution, showing the time between the first stars in the universe and the well-established galaxies that we know.

Dubbed REBELS-25, this disc galaxy seems as orderly as present-day galaxies, but we see it as it was when the Universe was only 700 million years old. This is ... In Odd Galaxy, NASA's Webb Finds ...

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