Exoplanet Beta Pictoris b can be seen moving around its star in this 17-year timelapse created using "AI-driven ...

NASA has temporarily stopped its most ambitious search yet for signs of alien life, after two years of picking apart data ...

"We want to have epic, futuristic spaceships with lots of people in them," Elon Musk said at a Texas SpaceX presentation.

Elon Musk reacts to a resurfaced video with a four-word tweet, reaffirming his long-term vision for travel beyond the confines of our solar system. Learn more about Musk’s vision of finding alien life ...

Erich von Däniken, the Swiss author whose books on the extraterrestrial origins of ancient civilizations brought him both ...

Like any long-running franchise, there’s always some wacky non-canonical ephemera spinning out of it. Star Trek is no different. And one of the wackier ones came in the early days of Star Trek: The ...

The mysterious space rock suggested to be a hostile alien spaceship was due to make its closest approach to Earth today (Dec 19). The rare interstellar visitor, designated Comet 3I/ATLAS, was ...

Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard astrophysicist Avi Loeb points to its unusual trajectory and composition as ...

The comet poses no danger to Earth and will pass at a distance of about 170 million miles. Scientists are studying the object, which originated outside our solar system, using telescopes like Hubble ...

In November, SETI Institute researchers contributed expert perspective to media stories on interstellar comet 3I/ATLAS and recent experiments testing the survival of plant life in space. The coverage ...