Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

The probe is set to become the third human-made object to leave the solar system, but it must first cross this mysterious ...

Could You See Voyager Probes From Up Close in Interstellar Space?

Where does the solar system end and interstellar space begin? That's a question scientists have been working to answer using ...

Observations of the fast-moving interstellar comet with the Very Large Telescope in Chile support similar observations made ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

Originally launched in 1977 to explore the outer planets, Voyager 1 transformed scientists' understanding of Jupiter and ...

The technology could be used to send probes across interstellar space to other star systems.

Thomas Mulligan examines the profound possibility of human consciousness and emotional bonds transcending the vast reaches of ...

One year ago, on July 1, 2025, astronomers discovered a fascinating new object moving through the solar system. Detected by the Asteroid Terrestrial-impact Last Alert System (ATLAS), the object was ...

I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.