The interstellar visitor may still have a few things to tell us before it leaves our solar system.

“Time passed differently in the heavens. Muchukunda’s sacrifice became a cosmic bookmark between mythic epochs.” Cooper and ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and observational opportunities anticipated in 2026.

If Jason Benkoski is right, the path to interstellar space begins in a shipping container tucked behind a laboratory high bay in Maryland. The setup looks like something out of a low-budget sci-fi ...

NASA's most distant spacecraft had a critical thruster problem far from home. Fixing it required a long-distance call to overcome extreme cold and dwindling power. When you purchase through links on ...

Researchers used powerful radio telescopes to scan 3I/ATLAS for signs of alien technology.

2025 was a year packed with scientific discovery, with stories as large as the galaxy and as small as the DNA from a 24-million-year-old rhinoceros tooth (albeit an extinct one). In between, there ...

Parsing the Science of Interstellar with Physicist Kip Thorne In an earlier blog post about Christopher Nolan's latest blockbuster movie, Interstellar, I lauded the film for its ambition, its visuals ...

Interstellar comet 3I/ATLAS is about to make its closest appearance to Earth today. This event is significant for astronomers studying the object. The comet offers a rare opportunity to examine matter ...