When a galaxy burns through its star-forming fuel at 100 times the rate of the Milky Way, you might expect it to simply run ...

Scientists have uncovered the true boundary of the Milky Way’s star-forming region using stellar “age mapping.” They found a ...

The Milky Way is at least 100,000 light-years across, but the new results suggest that the galaxy's star formation takes ...

The Milky Way may not have a sharp edge, but scientists have now found where its star-forming activity largely comes to an ...

How far the Milky Way's disk extends has long been difficult to define—it doesn't end sharply, but fades away gradually at ...

The older stars migrated out from the galactic center, leaving the younger ones inside.

A developing galaxy cluster dating to about 1 billion years after the Big Bang is shown in this handout image released on January 28, 2026. The white box marks the field of view of the Chandra X-ray ...

Astronomers have discovered the edge of the Milky Way’s star-forming disk, revealing that most new stars form within 40,000 ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers found one of the oldest “dead” galaxies yet. Data suggest its black hole shut down star birth by slowly blocking fresh ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The cool wind of galaxy M82 ...

That uncertainty has made one question especially stubborn for astronomers: where does the galaxy’s star-forming disc ...