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 ...

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

A small icy moon orbiting Saturn is a likely candidate to host outer space life, as a major space organisation is targeting ...

An ancient Martian system of canyons and valleys could be home to archaic life forms, a ground-breaking scientific paper has ...

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

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...

Astronomers believe the free-floating planet is around 22 percent the mass of Jupiter and lies 3,000 parsecs from the Milky ...

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.