Science ❯ Astronomy ❯ Celestial Objects ❯ Interstellar Objects

3I/ATLAS

Radio Search Finds No Signal From Interstellar Comet 3I/ATLAS as Hubble Images Twin Jets

A Green Bank scan set strict limits on possible transmissions, reinforcing evidence for a dust-rich, naturally outgassing comet.

Sun-Facing Tail in Interstellar Comet 3I/ATLAS Reveals Wobbling Jets, Suggesting 15.5-Hour Rotation

Interstellar Comet 3I/ATLAS Makes Closest Pass to Earth at About 168 Million Miles

Interstellar Comet 3I/ATLAS Nears Dec. 19 Earth Flyby as Study Flags Strong Jupiter Perturbation

NASA to Unveil New 3I/ATLAS Images Today at 3 p.m. EST

Radio Detection From 3I/ATLAS Points to Comet Activity as New Images Show Sprawling Jets

New Images Show Interstellar Comet 3I/ATLAS Glowing Green With an Elusive Tail After Sun Swing

China’s Tianwen-1 Releases Close Images of Interstellar Comet 3I/ATLAS as JPL Flags Non‑Gravitational Acceleration

3I/ATLAS Nears Perihelion During Solar Conjunction as Global Campaign Gears Up

3I/ATLAS Nears Perihelion as Agencies Coordinate Tracking and Spacecraft Tail-Sampling Opportunities

Interstellar Comet 3I/ATLAS Slips Behind the Sun as New Study Finds Unusual Polarization

New Analysis Says Interstellar Comet 3I/ATLAS Is Far Larger Than First Estimated

Gemini Images Show 3I/ATLAS Growing a Tail, Underscoring Natural Comet Status

Spacecraft Observations Sought as Loeb Raises Nuclear-Powered Theory for Interstellar Object 3I/ATLAS

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

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

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