Alien life may not need the kind of home humans instinctively search for. Some of the strangest possibilities begin once ...

To support alien life, a planet doesn’t have to be exactly like Earth, but it does need a few key ingredients. First, it ...

Analyzing the speculative artwork of Michael Beaudry, this tour investigates the ancient planet Veteris, where traditional ...

A rocky planet exposed to extreme heat from its star appears to reflect nearly three-quarters of the starlight that reaches ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

On planet Earth, our 'secondary atmosphere' has been with us for billions of years and its chemical balance reflects the ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

Some scientists believe the sheer number of stars, planets and potentially habitable environments in space makes extraterrestrial life plausible. But plausibility is not proof. Despite decades of ...

A NASA telescope in early development should be able to detect light bouncing off the surface of oceans on alien planets, vital information in the hunt for alien life. The Habitable Worlds Observatory ...

A NASA mars rover image has sparked wild claims from a UFO researcher that it shows an unexploded alien missile on Mars. NASA - by Dr. Carol Stoker, NASA Ames Research Center, Public Domain, via ...