The Virgo Cluster holds literally thousands of galaxies, many of which are big, bright, and beautiful. NGC 4535 checks two of ...

For the first time, the full biographical arc of a galaxy beyond our own has been reconstructed — not from light curves or morphological snapshots, but from the chemical ...

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

PicII-503, a primordial star located in the >10-billion-year-old ultrafaint dwarf galaxy Pictor II, appears to preserve the ...

As the Large Magellanic Cloud approaches our galaxy, its hidden black hole may one day collide with Sagittarius A. Discover ...

The research, led by the Center for Astrophysics | Harvard and Smithsonian, shows how researchers can study the past of ...

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

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

By reading the chemical “fingerprints” of a distant galaxy, astronomers reconstructed its 12-billion-year evolution. This new ...

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

The Sun may have been part of a small group of stars that migrated from the core of our galaxy between 4 and 6 billion years ...