Science ❯ Astronomy ❯ Comets

3I/Atlas

Observations Characteristics Interstellar Objects Space Exploration Observation Techniques Radio Signals NASA Observations Mars Observations Galactic Origins Composition

NASA Reaffirms 3I/ATLAS Is a Comet as New Images Intensify Scrutiny Ahead of December Flyby

NASA maintains it is a comet posing no risk to Earth.

NASA Unveils Closest Images of Interstellar Comet 3I/ATLAS After Multi‑Mission Campaign

3I/ATLAS Unveils Rapidly Growing Tail in New Observations

MeerKAT Registers First Radio Signature From Interstellar Visitor 3I/ATLAS

NASA Reaffirms 3I/ATLAS Is a Natural Interstellar Comet, Not a Threat to Earth

After Mars Flyby, Interstellar Comet 3I/ATLAS Delivers Data as Agencies Reject Artificial Claims

Hubble and Rubin Data Clash on 3I/ATLAS Size as Alien-Spacecraft Theory Lingers