For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Astronomers using the James Webb Space Telescope identified over 40 stars in a galaxy 6.5 billion light-years away, thanks to ...

"I never dreamed of Webb seeing them in such large numbers." ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Astronomers have released a set of more than a million simulated images showcasing the cosmos as NASA's upcoming Nancy Grace ...

Looking at a distant galaxy means looking back in time.

Galactic gravity can dramatically impact wide binary stars, pushing them towards unexpected mergers or collisions. The ...

This diagram illustrates how rays of light from a distant galaxy or star can be bent by the gravity ... of the universe, from ...

At Argonne National Laboratory, scientists have leveraged the Frontier supercomputer to create an unprecedented simulation of the universe, encompassing a span of 10 billion light years and ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more ...

Telescopes like Hubble and the James Webb Space Telescope can observe some incredibly distant galaxies, stretching all the ...

A rare group of aligned, star-birthing dwarf galaxies resemble a cosmic string of pearls. Astronomers have discovered a rare ...