This photo provided by Gianluca Masi shows the interstellar comet 3I/Atlas as it streaks through space, 190 million miles ...
Interstellar comet 3I/ATLAS, third visitor to our system, is pure ice—no technosignatures, says NASA on 19 November 2025.
The foreign interstellar guest is on a tour of our solar system and is about to depart soon. Nobody knows where it came from.
I/ATLAS: NASA has released close-up images of the interstellar comet 3I/ATLAS, captured by multiple spacecraft and telescopes ...