"We really needed the sensitivity of JWST. We also needed the 100 times magnification from gravitational lensing from a ...

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 ...

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

Most events in the universe are not fully understood, including the relatively simple process of star formation. Stars form in dense clouds of cold gas and dust. When these clouds reach a threshold ...

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 ...

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

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 ...

The “Seven Sisters” have far more relatives than anyone imagined. Using NASA and ESA space telescopes, astronomers found ...

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

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

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