In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

Genna quickly lives up to its name, with Dek running afoul of numerous alien creatures within moments of crashing onto the ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

Samus Aran, the science fiction protagonist in the Metroid series, is arguably Nintendo’s most mysterious character. She ...

The True Story of an Alien Craze that Captured Turn of the Century America," David Baron looked into one source of that ...

While the last few years have been a bumper success for sci-fi – both in movie and show formats – a large portion of the most ...

If you're looking for sci-fi content on Netflix, the streamer has you covered with several compelling TV series. Here's how ...