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

The Transiting Exoplanet Survey Satellite (TESS) revealed a distant planet located 40,000 light-years away using microlensing for the first time.

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

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

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 ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

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

Time works differently in space and on other planets, so the decade-plus that Alien Isolation fans have been waiting for the sequel might have felt like a blink of an eye on a different world. On ...

What happens if you get abducted by aliens? Will you be carried off in a flying saucer? Will you be subjected to experiments? Or are the aliens friendly, curiou ...