A forensic analysis revealed that the meteorite is a rare CM-type carbonaceous chondrite, an ancient class of meteorites that ...

Europa may be one of the most promising places to search for alien life, but it is also one of the hardest moons to explore.

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

Aliens in Our Imagination: Friendly or Frightening? From the pointy ears of the Vulcans to the razor-sharp teeth of the ...

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

A meteorite weighing more than 2 pounds (1 kilogram) that crashed through the roof of a New Jersey home two years ago could ...

It was the late 1950s when Ruben Uriarte saw his first UFO — a silvery, oval-shaped object hovering by the Oakland foothills.

When scientists examined the rocks, they determined it belonged to one of two known types of primitive meteorites. The post ...

A newly released federal report details how security officers chased an unidentified object after it triggered a lockdown at ...

The James Webb Space Telescope's groundbreaking observations are reshaping our understanding of the cosmos, challenging ...