Stellar streams are trails of stars that astronomers can study to solve mysteries about the history of our Milky Way galaxy and, potentially, the dark matter that helps shape the cosmos despite ...

A team of astronomers led by the Center for Astrophysics | Harvard and Smithsonian have for the first time used galactic archaeology, the study of detailed chemical fingerprints in deep space, to ...

For the first time, scientists have reconstructed the full history of a galaxy outside the Milky Way using chemical clues. By analyzing oxygen across NGC 1365 and comparing it with simulations, they ...

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

Spiral galaxy NGC 1365 is located about 56 million light-years from us. It is a pretty special galaxy, with two beautiful ...

How does a black hole generate a magnetic field and how can it be measured and visualized? Alan CroftSeattle, Washington As ...

Open Space,” by David Ariosto, suggests there are few limits on human ingenuity that could prevent us from colonizing the cosmos.

Extragalactic archaeology has come of age, with astronomers for the first time reconstructing the history of a spiral galaxy.

Astronomers have discovered that one of our closest neighboring galaxies is going through a dramatic transformation—and they can watch it happening in real time. The Small Magellanic Cloud (SMC), a ...

While everyone’s fighting over parking spots in Denver and watching their rent climb faster than a fourteener hiker on ...

The Houston resident said the meteorite broke through the roof and ceiling before landing in a bedroom in her home, according ...