Know when Comet 3I/ATLAS makes its closest approach to Earth and how to watch this rare event. Learn why astronomers are ...
On 19 December 2025, interstellar comet 3I/ATLAS will at long last make its closest approach to Earth. This event, along with ...
In the spirit of the season, the interstellar comet 3I/ATLAS is changing color as it leaves the sun behind — shifting from a ...
The interstellar comet 3I/ATLAS will reach its closest point to Earth on December 19, giving astronomers a closer look at the ...
The interstellar comet 3I/ATLAS is making its closest approach to Earth on Dec. 19. Learn about the 'reconnaissance mission' ...