Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

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

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

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 ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

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 ...

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

A lot of attention has recently concentrated on the chances of finding life on Saturn’s other moon, Titan or the dwarf planet Ceres. While that remains a strong possibility, new information gathered ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...