A newly spotted interstellar visitor just got an unusually close listen from California scientists — in a search for signs of ...

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

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

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 curious minds at What If explore what your voice sounds like on different planets.

The planets are extremely large, with TOI-791 b being about the same size as Jupiter, and TOI-791 c even larger. Yet, they ...

Alien: Earth star, Timothy Olyphant, reveals that Season 2 will take the story for the prequel series' next chapter in a very ...

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

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...