If Project Hail Mary left you craving more space adventures, these 15 books deliver just that.

We frequently question whether we are alone in the universe. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This article was originally ...

From the first photographer star to the discovery of alien worlds, these night sky targets mark some of astronomy's greatest firsts.

The mysterious space rock that passed through our solar system grew significantly brighter as it left, according to scientists. Researchers say Comet 3I/ATLAS, suggested to be a hostile alien ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

What steps can be taken to identify why we haven’t received radio signals from an extraterrestrial intelligence, also called technosignatures? This is what a recent study published in The ...

Ridley Scott's sci-fi classic premiered in 1979, and starred Sigourney Weaver, Tom Skerritt, and Harry Dean Stanton.

Ripley destroys the Nostromo after learning the company wanted the alien, but the xenomorph survives aboard her escape ...

No Man's Sky's latest free Xeno Arena update is a true testament to nerdery. The update allows gamers to find, capture, and train their own xeno alien pets and then have them duke it out in turn-based ...

These December 2025 observations by NASA's SPHEREx show the infrared light emitted by the dust, water, organic molecules, and carbon dioxide contained within comet 3I/ATLAS's coma during the mission's ...