Astronomers are preparing for a rare cosmic event on January 22, when interstellar object 3I/ATLAS will align closely with ...

The rare 3I/ATLAS alignment on Jan. 22 coincides with the 'opposition surge' phenomenon. Learn the mystery of this 13-billion-year-old visitor.

Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.

The other two known interstellar comets did not offer such an opportunity.

A January 2026 Earth–Sun alignment allows measurements of the opposition surge from interstellar object 3I/ATLAS using ...

Meanwhile, on its way out of the solar system, on March 16, 2026, 3I/ATLAS will encounter one of the farthest of Jupiter’s ...

3I/ATLAS will enter a rare opposition phase, aligning on the axial path of Earth and Sun on Jan 22 (EST) or Jan 23 at 5 am ...

Though 3I/ATLAS poses no threat to Earth or our satellites, its journey highlights how the networks we built for planetary ...

Astronomers study planetary transits and atmospheric signals using interstellar object 3I/ATLAS, drawing on transit spectroscopy principles and recent observational constraints discussed by Avi Loeb.

Scientists intensify study of 3I/ATLAS as a rare solar alignment highlights its unusual jets, trajectory, and debated origins ...