It’s “common knowledge”—and the scare quotes should be a warning—that the sun is an average star.

The ancient and rare star PicII-503 is helping astronomers understand how carbon became so abundant in the universe.

It's a new window into the first star explosions.

Add Yahoo as a preferred source to see more of our stories on Google. Ancient star, but not one of the first: One of the oldest known stars ever observed is a subgiant star in the Milky Way, just 190 ...

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the elements—and how massive supernovae reshaped the cosmos ...

A new study has estimated the universe’s possible age by using precise data on stars.

An MIT astronomy class has found three of the oldest stars in the universe lurking right outside the Milky Way. The stars, about 30,000 light-years from Earth, are in the galaxy's "halo," the cloud of ...

"Cosmic archaeologists" have discovered an iron-deficient second-generation star, which provides evidence of how ancient stars enriched their successors.

One of the largest known stars in the universe underwent a dramatic transformation in 2014, new research shows, and may be preparing to explode. A study led by Gonzalo Muñoz-Sanchez at the National ...

Astronomers reanalyzed the chemical composition of three stars in the Milky Way's halo and found that they are between 12 and 13 billion years old. They may have also been stolen from other galaxies.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Telescopes are time machines, and astronomers are using them to ...