Interstellar Comet 3I/ATLAS Likely Originated in Outskirts of Ancient Planetary System

Jul 6, 2026 - 15:45
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Interstellar Comet 3I/ATLAS Likely Originated in Outskirts of Ancient Planetary System
This image shows part of the spectrum of the interstellar comet 3I/ATLAS, captured in December 2025 with the UVES instrument on ESO’s Very Large Telescope. Image credit: ESO / C. Opitom / Manfroid et al. / O. Hainaut.

Astronomers using ESO’s Very Large Telescope (VLT) have measured carbon and nitrogen isotope ratios in 3I/ATLAS, the third known interstellar visitor to sweep through the Solar System.

The post Interstellar Comet 3I/ATLAS Likely Originated in Outskirts of Ancient Planetary System appeared first on Sci.News: Breaking Science News.

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