The night sky is about to reveal a secret that has been drifting through the cold vacuum of space for nearly the entire history of the universe. On Jan. 22, 2026, a cosmic coincidence will place Earth ...
On January 22, 2026, interstellar comet 3I/ATLAS will align itself to within an exceptionally small angle with the Earth-Sun axis. At this alignment, the comet will allow the measurement of a novel ...
Images of 3I/ATLAS through 170 second exposures by the WFC3 UVIS (F350LP) camera of the Hubble Space Telescope, processed through the Larson-Sekanina rotation gradient filter, show a double jet ...