Science ❯ Astronomy ❯ Astrophysics ❯ Interstellar Objects

3I/ATLAS

Interstellar Visitor 3I/ATLAS Shows Comet-Like Tail as Scientists Press Technosignature Protocols

Most observatories still favor a natural cometary origin despite preliminary reports and speculative claims.

Webb and SPHEREx Map CO2‑Dominated Coma of Interstellar Visitor 3I/ATLAS

Webb and SPHEREx Confirm CO2-Dominated Coma Around Interstellar Comet 3I/ATLAS

Hubble Captures Sharpest View of Interstellar Visitor 3I/ATLAS, Strengthening Comet Case

Sharp Hubble Images Confirm 3I/ATLAS as Comet; Juno Intercept Study Advances

Interstellar Comet 3I/ATLAS Exhibits Cometary Activity at Record 209,000 km/h

Hubble and Infrared Observations Show 3I/ATLAS Is an Active Interstellar Comet

Hubble Images Spur Juno Mission Study for Interstellar Comet

Mission Studies Spotlight Juno Flyby of Interstellar Comet 3I/ATLAS

ArXiv Study Exposes Daunting Propulsion Demands for 3I/ATLAS Intercept

Rubin Observatory Captures Pre-Discovery Video of Natural Interstellar Comet 3I/ATLAS

NASA Declares Interstellar Visitor 3I/ATLAS a Natural Comet, Not Alien Spacecraft

New Analysis Bolsters Natural Cometary Origin for Interstellar Visitor 3I/ATLAS

Hubble Captures Coma of Interstellar Comet 3I/ATLAS as Experts Uphold Natural Origin

High-Resolution Images Illuminate Ancient Interstellar Comet 3I/ATLAS

Interstellar Comet 3I/ATLAS Unveils Glowing Coma and Tail

Active Interstellar Comet 3I/ATLAS Set for Safe Solar System Passage

Interstellar Comet 3I/ATLAS Enters Inner Solar System

Interstellar Comet 3I/ATLAS Crosses Solar System on 68 km/s Trajectory