Astronomers believe they've discovered some of the universe's earliest stars, located about 13 billion light-years from Earth.

A new space telescope with Irish scientific involvement goes into operation this week on a mission to study how stars behave ...

In the blink of an eye after the Big Bang, the universe could have birthed strange new stars and black holes.

A handful of extremely massive stars, each heavier than 1,000 Suns, may have sculpted the chemistry of the oldest star ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. If you happen to find yourself in the Southern ...

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

Far from Earth, drifting between the stars, lies a quiet ocean of carbon. Astronomers call it the interstellar medium, a vast realm where simple and complex molecules float through cold clouds of gas ...

Astronomers have chased the first stars for decades, squinting at the early universe for any hint of their brief, brilliant ...

Left: section of the MIRI image. Right: section of the NIRCam image. NASA, ESA, CSA, STScI, Adam Ginsburg (University of Florida), Nazar Budaiev (University of Florida), Taehwa Yoo (University of ...

"This gives us a new way to rule out certain black hole scenarios for dark matter." New research suggests that primordial black holes created during the Big Bang could have played a major role in ...

Heavy water detected in the disk of V883 Orionis; chemical signature reveals that some of the water formed before the star ...