Is alien life really out there? For decades, humanity has looked at the night sky and asked the same question. Now, according ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth.

The recent discovery of an enigmatic substance on the surfaces of both Titan, Saturn’s largest moon, and Pluto, our solar ...

Could alien life exist closer than we think? The Sky at Night team investigate.

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Moon bases, living to 100 and (finally!) flying cars. What 2076 and our future will look like may be stranger than we expect.

From insects to the moon, people have mistaken very Earthly phenomena for UFOs many times.

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

Hints and Solutions for Today’s Mini Crossword on Saturday, July 4, 2026.

Explore the eerie, unaired original opening, complete with haunting music and a very different captain's log narration that never aired.