Ancient Greek astronomers made important observations regarding the night sky long before the first ...

We show how this "cosmic clock" uncovers the evolution of rivers, coasts and habitats.

A little more than a thousand years ago, monks at Saint Catherine’s Monastery in Egypt’s Sinai desert removed Western ...

Researchers are using X-rays to discover invisible markings left on ancient parchment containing information from the Greek ...

Synchrotron radiation has revealed a star map made by the ancient astronomer Hipparchus that was thought to be lost to time ...

There are several ancient monuments proving that our predecessors possessed knowledge of astronomy and used it for practical purposes.

X-ray scans recover an ancient Greek star map beneath a medieval text, revealing Aquarius clues and Hipparchus-linked ...

Ancient shoreline features hint that water on Mars once formed a vast ocean.

As gas falls toward a black hole, it heats up and shines. If the glow becomes intense enough, it can push incoming gas away. Astronomers call this balancing point the Eddington limit, and for decades ...

Long forgotten and hidden under layers of religious texts, the world’s earliest star catalog has just resurfaced. Scientists ...

Mackie Planetarium at Northern Oklahoma College Enid will present its February sky show at 6 p.m. Tuesday, Feb. 3, 2026.

As much as I love looking at the night sky, my love for astronomy really grew with the books I read. People often ask what books I would recommend for those interested in the subject, so this list ...