The James Webb Space Telescope may have discovered Population III stars, the universe's first generation of stars. They may ...

James Webb Space telescope spots 'big red dot' in the ancient universe: A ravenous supermassive black hole named 'BiRD' ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

The Richard F Caris Mirror Lab in Tucson is actually attached to the UA football stadium, with some parts being below seats ...

Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them. Big telescopes feature some of the finest and most precise mirrors ...

The Hubble Space Telescope has glimpsed the most distant single star it's ever observed, glimmering 28 billion light-years away. And the star could be between 50 to 500 times more massive than our sun ...

Last month, Hawaiʻi Gov. Josh Green committed to working with the Mauna Kea Stewardship and Oversight Authority and the ...

The Southern African Large Telescope (SALT), which is Africa’s largest optical telescope and one of the most powerful in the ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...