Some supermassive quasars formed within the first billion years after the Big Bang. Now, scientists know why. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

NASA’s James Webb Telescope may have detected the universe’s first stars, Pop III stars, in galaxy LAP1-B, offering a glimpse into cosmic history.

Astronomers have achieved a monumental breakthrough by detecting light from one of the universe's earliest galaxies, located an astounding 13 billion light-years away. This ancient galaxy, known as ...

Will the universe keep existing forever? An astrophysicist explains how scientists aren’t entirely sure, but they can make predictions.

Among the most fundamental questions in astronomy is: How did the first stars and galaxies form? NASA's James Webb Space Telescope is already providing new insights into this question. One of the ...

With the early science results coming in from the James Webb Space Telescope we’re learning more than ever before about the early universe. But it’s not only Webb which is helping scientists to ...

What if everything scientists ever thought about the universe’s earliest chemical reactions was wrong? Recent tests have turned decades of theory on its head, showing that the first molecular ...

PASADENA, Calif. — A lucky celestial alignment has given astronomers a rare look at a galaxy in the early universe that is seeding its surroundings with the elements needed to forge subsequent ...

Galaxies have been experiencing vigorous bursts of star formation from much earlier in cosmic history than previously thought, according to new observations by a Caltech-led team. These so-called ...

Twinkling like cosmic lighthouses on a shore 13 billion light-years from Earth, quasars are some of the oldest, brightest relics of the early universe that astronomers can detect today. Short for ...