In A Nutshell Astronomers have identified 18 ancient, dust-shrouded galaxies from the universe’s first billion years that ...

The James Webb Space Telescope has identified an extraordinary system of five galaxies merging when the universe was only about 800 million years old, according to a study published in Nature ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big Bang—a cosmic Jekyll and Hyde that looks like any other galaxy when viewed in ...

Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos. When you purchase ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier than astronomers believed such well-structured galaxies could form. With ...

Discover seven unusual galaxies defying scientific predictions, from impossibly bright early universe objects to astrophysics ...

Astronomers using the James Webb Space Telescope (JWST) have discovered galaxies colliding in the early universe, revealing that cosmic structures are far more complicated than astronomers once ...