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

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

Harvard astrophysicist Avi Loeb explains why Jan. 22’s rare “full moon phase” alignment was so significant for 3I/ATLAS.

A rare astronomical event will display six planets in alignment, visible after sunset, giving skywatchers a spectacular ...

Take a deep breath in … and out. Sculpture takes on new meaning by moonlight at Calder Gardens, as it hosts a Moon Alignment Series.

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 ...