Cleostratus was a truly pioneering Greek astronomer who lived on the small Aegean island of Tenedos in the 6th century BC.

People often think about archaeology happening deep in jungles or inside ancient pyramids. However, a team of astronomers has ...

Scientists have made the record-breaking detection of oxygen in an ancient galaxy that existed just 300 million years after ...

Scientists using two enormous telescopes — one on Earth and the other in space — have detected oxygen in the most ancient ...

Scientists studying one of the earliest known galaxies using the James Webb Space Telescope have found that the universe's ...

Researchers using NASA's James Webb Space Telescope have examined ancient galaxies to explore the secrets of the early ...

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...

An international team of researchers has revealed evidence of bygone “vacation-style” sandy beaches on Mars: underground rock layers that testify to an ancient northern ocean with gently ...

are homing in on the most ancient galaxy known in the universe. Credit: NASA-GSFC / Adriana M. Gutierrez (CI Lab) illustration Schouws points out another factor that could complicate astronomers ...