This video takes viewers on a cinematic voyage to some of the most extraordinary and extreme planetary systems discovered in ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

These videos feature a spookfish so alien that it seems like a sci-fi concoction, as well as thermal vents spewing life-forming materials into the depths of the Atlantic When you purchase through ...

If Dr. Seuss had designed a forest, it would probably look a lot like the Joshua Tree Forest near Meadview, Arizona. This ...

The Lake Lenore Caves near Soap Lake, Washington, offer exactly that kind of alien landscape experience, minus the need for a ...

Alas, it’s not a study-abroad course – yet – but exoplanets may provide insight into how life formed on Earth.

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...