Add Yahoo as a preferred source to see more of our stories on Google. The oldest stars in the Milky Way provide information about the age of the universe. (CREDIT: Elena Tomasetti) The oldest stars in ...

A group of undergraduate students stumbled into a cosmic time capsule—one of the oldest stars ever discovered—while combing ...

Astronomers discovered dozens of stellar streams in the Milky Way using Gaia data, offering new clues about galaxy formation ...

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 ...

The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments. If some of them are about 13.6 billion years old, as a new analysis suggests, then the universe ...