A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

The short answer is stars will come first. Stars are the components of galaxies. because they're so massive. of materials ...

At times, the sun ejects energetic material into space, which can have consequences for space-based and even ground-based ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Gamma rays are invisible and ultra-powerful forms of light. They are the most energetic source of radiation known in the ...

And even if they were to happen across the probes, finding a way for aliens to discover where and when they were made is not ...

NASA is set to launch the Pandora space telescope on January 11 to study the atmospheres of distant exoplanets. The mission ...

Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...

WorldCon, the annual volunteer-run science fiction and fantasy writing convention, sweeps through a different city every year ...