Under extreme planetary conditions, water turns into a strange, electricity-conducting solid hidden deep inside giant planets.

Easy connections open unexpected doors for us. Before dawn, Venus sextiles disciplined Saturn, coordinating our efforts to ...

Sharks at the Loveland Living Planet Aquarium in Draper, Utah, glide silently behind glass walls — but just how silent is ...

Once at risk of being wiped out, humpback whales charted a remarkable comeback thanks to their songs. In 1979, National ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Two supermoons — occurring when the full moon coincides with its closest approach to Earth — will close out 2026. At about 226,000 miles away, the moon appears larger and brighter than average, ideal ...

To find out, we talk with Michael Wong, an astrobiologist and planetary scientist at Carnegie Science. He gets into ...

Bright full moons, dazzling meteor shower displays and remarkable total eclipses will give stargazers plenty of reasons to ...

Key Points In 2026, Saturn and Neptune both take up residence in cardinal fire sign Aries. They’ll link up on February 20, launching a new era that marries structure with imagination.On April 25, ...

Learn more about the year’s first supermoon and other early 2026 astronomical events you don’t want to miss, including a planet parade and fireball meteor showers.

The Hubble Space Telescope has peered at Uranus, left, and Neptune to study the so-called "ice giant" planets, but little is known about their interior composition. Credit: NASA / ESA / M. Showalter / ...

On Friday, Nov. 21, Uranus will lie at opposition — directly opposite the sun — making it visible in a clear night sky. Credit: Creators.com illustration Nearly 2½ centuries ago, in December 1781, ...