Astronomers studying the Milky Way's oldest stars have estimated that the Universe is about 13.6 billion years old.

A new study has estimated the universe’s possible age by using precise data on stars.

A new study suggests that "little red dots" spied by the James Webb telescope could be the universe's short-lived first ...

The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments. If some of them are about ...

The catalog of gravitational waves "heard" by LIGO, KAGRA and Virgo has doubled with detections of spacetime ripples.

Researchers from the University of Bologna and the Leibniz Institute for Astrophysics Potsdam (AIP) along with other institutes have proposed a new way to address the Hubble tension by comparing ...

Even before the first stars lit up the Universe, the Cosmos was not the cold place most researchers once imagined. New results suggest that the so-called cosmic “dark ages,” the muted era between the ...

The jellyfish galaxy in question. The dashed circles mark the four extra-planar sources that are identified in the galaxy’s tail. Credit: The Astrophysical Journal. Astronomers ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical elements, which enriched the universe and allowed the next generations of ...