The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

Some of the new Hubble observations show the Cat’s Eye Nebula, also known as NGC 6543, in the finest detail ever seen. The ...

"It's like the balloon that's not punctured everywhere, but where it is punctured, it's punctured deep." ...

From city skylines to remote dark skies, skywatchers worldwide captured the total lunar eclipse 2026 in all its crimson glory ...

New research shows that early land plants started influencing Earth’s climate hundreds of millions of years earlier than ...

Most visible from Scotland, Northern Ireland and northern England, the second full moon of the year and the first of spring ...

Spiderweb-shaped rock patterns on Mars may rewrite the timeline of when water disappeared from the Red Planet.

There are many reasons why folks choose to plant their roots in this slice of earth here in eastern Maine; the small-town charm and the natural wilderness as your backyard ...

This TPM Cafe article is an excerpt from PLASTIC INC.: The Secret History and Shocking Future of Big Oil’s ...

Craters, craters, and yet more craters: this snapshot from ESA's Mars Express is packed full of them, each as fascinating as ...

Gas streams gush into the Milky Way 's center and pile up into thick clouds, but for some reason, those ingredients don't materialize into as many stars as astronomers would expect.

Take a virtual tour of the nation’s first—and some say most beautiful—national park ...