Since its debut, "Star Trek" has introduced decades worth of new characters, locations, and alien races, but only a few ...

For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...

Earths, vast underground oceans of molten rock may be quietly doing the work of life’s first line of defense: generating ...

From Hoth’s frozen trenches to Starkiller Base’s icy mountains, Star Wars keeps coming back to snow planets. Here’s why ice ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

The James Webb telescope's search for habitable exoplanets is getting a big boost from its new star-watching companion, ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...