Published in a new study available in pre-print on arXiv, this discovery of NGC 1052-DF9 adds significant weight to the ...

Astronomers have long argued that dark matter is the invisible scaffolding that holds galaxies together. Without its immense ...

Learn how galactic archaeology uses chemical clues to uncover how galaxies formed and evolved over billions of years.

Through the SPS summer internship program, physics undergraduates like MJ Keller are placed in organizations where they apply ...

For the first time, scientists have reconstructed the full history of a galaxy outside the Milky Way using chemical clues. By ...

The oxygen in a galaxy does not sit still. It spreads, thins out, piles up, and leaves behind a record of where stars formed, ...

A team of astronomers led by the Center for Astrophysics | Harvard and Smithsonian have for the first time used galactic ...

A blazing supermassive black hole can influence far more than its own galaxy. Scientists found that quasars emit radiation strong enough to shut down star formation in nearby galaxies millions of ...

The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

This NASA/ESA Hubble Space Telescope image features a galaxy whose asymmetric appearance may be the result of a galactic tug of war. Located 35 million light-years away in the constellation Leo, the ...