The Deathwatch, known for their vigilance against aliens, humorously 'greets' a newly discovered peaceful alien race in this Warhammer 40k parody.

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Astronomers discovered a molten alien planet orbiting a star in the Milky Way. This planet, larger than Earth, is surrounded by a searing sulfur-rich atmosphere. It orbits a star in the constellation ...

Hundreds of mysterious objects have appeared in images captured by the Webb space telescope. The curious dots could reshape scientists’ understanding of the cosmos.

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique ...

Two unearthed episodes, which were discovered in film canisters wrapped in plastic bags among the possessions of a dead collector in England, were restored by BBC archivists.

Astronomers have discovered a strange new type of exoplanet known as a Hycean world—an ocean-covered planet with a thick ...

Using the Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a new super-Earth exoplanet orbiting a star located about 83 light years away. The newfound alien world is slightly ...

One of the consultants on Close Encounters was Dr. J. Allen Hynek, the head of an Air Force investigation called Project Blue ...