Biggest vs smallest - how do we measure up in the grand scheme of the universe? Explore the fascinating scales of existence, ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

This article explores how our understanding of the universe has evolved—from the scale of everyday experience down to the ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter.

NASA's James Webb Space Telescope confirmed Earendel, the most distant star, shining just one billion years after the Big ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole.

Scientists using NASA's James Webb Space Telescope now think the "little red dots" spotted in the early universe could be a new kind of space object. They call it a "black hole star." Credit: T.

Gravitational-wave detection technology is poised to make a big leap forward thanks to an instrumentation advance led by physicist Jonathan Richardson of the University of California, Riverside. A ...

Princes of Ancient Greece' at the Getty Villa gives the first look outside Europe at the ancient Greek Griffin Warrior, whose ...

LIGO observatory near Richland confirmed Einstein’s theory of relativity, it also has proven one of Hawking’s theorems.