The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

NASA has postponed the first planned spacewalk of 2026 after a medical concern involving a crew member aboard the ...

The Vera C. Rubin Observatory began studying the heavens from a Chilean mountaintop last spring, and its "first light" images ...

A test model of the Perseverance rover, designed to explore the surface of Mars, sits in a garage at NASA’s Jet Propulsion ...

Alan Tudyk, who played Serenity pilot Hoban "Wash" Washburne on Firefly, just discovered this sneaky reference to Star Wars ...

With its ridiculous comedic swings and two-tiered storytelling approach, the YA-style Star Trek: Starfleet Academy is a joy ...

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

It feels like every week now we're writing a new article about how 3I/ATLAS is not an alien technology. But it's worth ...

The mysterious space rock suggested to be a hostile alien spaceship was due to make its closest approach to Earth today (Dec 19). The rare interstellar visitor, designated Comet 3I/ATLAS, was ...

Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard astrophysicist Avi Loeb points to its unusual trajectory and composition as ...

Scientists confirmed the object originated outside our solar system due to its high speed and trajectory. The comet poses no danger and will pass about 170 million miles from Earth. While not visible ...