A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became iconic in popular culture long before astronomers confirmed that planets ...

In a first-of-its-kind discovery, astronomers claim they have directly measured the magnetic fields of multiple planets beyond our solar system — potentially providing a crucial new tool in the search ...

Scientists in a recent breakthrough have discovered vast hidden magma systems beneath the surface of Mars, marking an “unexpected discovery” leading the researchers closer to finding ...

The first sign of possible extraterrestrials detected in the cosmos didn't come in the form of little green aliens flying around in saucer-shaped spacecraft. In fact, the life that could be – emphasis ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...

A new study analyzed how NASA's Habitable Worlds Observatory might be able to confidently spot biosignatures in the ...

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a discovery that turns out not to be real. Researchers have built entire ...

In “Disclosure Day,” out Friday, Steven Spielberg is once again inviting audiences to ponder the existence of extraterrestrial life — and the implications it would have ...