Astronomers Spot New Interstellar Object Traveling Through Solar System
TL;DR Summary
Astronomers have discovered a new interstellar object, designated A11pl3Z, with an extremely high eccentricity orbit, indicating it originated from outside our solar system. It is currently inbound, passing near Jupiter and approaching perihelion in October 2025, and may be an asteroid about 20 km in size. This discovery adds to the growing evidence that interstellar objects are more common than previously thought.
- Inbound: Astronomers Discover Third Interstellar Object Universe Today
- Third Interstellar Object, Comet 3I/ATLAS, Is Traveling Through Solar System The New York Times
- NASA Discovers Interstellar Comet Moving Through Solar System NASA Science (.gov)
- A11pl3Z: Interstellar visitor spotted hurtling through the solar system New Scientist
- A new 'interstellar visitor' has entered the solar system. Astronomers aren't sure what it is. Live Science
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