Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also ...

Following speculation that comets could have been alien spacecrafts, more and more experts in the field are convinced that ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Mars once had sprawling river systems that rivaled major watersheds on Earth, and scientists have now identified the biggest ...

British space scientist Dame Maggie Aderin–Pocock is sure that life is present on some other planet in the universe. Citing ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

Hidden within Cassiopeia A, the youngest known exploded star in our galaxy, astronomers have found surprisingly high levels of chlorine and potassium. These elements carry an odd number of protons in ...

The moon once dismissed as the solar system’s most hostile environment may now sit directly in the path of an object that defies conventional explanation. Two decades of scientific certainty just ...

Unidentified Anomalous Phenomena (UAP), formerly known as UFOs, have been visiting earth for decades and the U.S. government knows about it. At least that’s the case made in the recently released ...