Science ❯Astronomy ❯Observation Techniques ❯Viewing Conditions

Binoculars and Telescopes

Interstellar 3I/ATLAS and Newcomer C/2025 K1 Head Toward October Perihelions

Argentina’s dark-sky sites are ready for binocular views of two ATLAS comets that will make their closest approach to the Sun in October.

Comet C/2024 G3 Offers Rare Viewing Opportunity, But Visibility Remains Challenging

Rare 'Comet of the Century' Offers a Spectacular October Sky Show