Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

The James Webb Space Telescope has delivered its clearest view yet of a supermassive black hole's immediate surroundings, ...

I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that ...

Astronomers have confirmed the earliest barred spiral galaxy in the universe, a Milky-Way-like structure that existed just 2 ...

An alien comet is slipping away forever. For a few hours only, a livestream will show its final cosmic goodbye.

Scientists have discovered a large bar‑shaped cloud of iron atoms in space that could offer clues about the future of Earth.

The colorful and graphic panels guide visitors through space while offering easier access to all in the community.

New photos show off NASA's newly constructed Roman Space Telescope, which will soon help researchers unravel the mysteries of ...

Donald G. York, an astronomer with the University of Chicago who helped revolutionize the field as a co-founder of the Sloan Digital Sky Survey and made pioneering contributions to the study of the ...

Ancient galaxies colloquially known as "little red dots" have proven a mystery ever since astronomers discovered them three ...

Need a reminder of what's up in the farthest frontier of 'Star Trek' before 'Starfleet Academy'? Class is now in session.

In 2026, astronauts will travel around the moon for the first time since the Apollo era, powerful new space telescopes will ...