A new pre-print paper suggests that our latest interstellar visitor, comet 3I/ATLAS, may be headed for one final close encounter before it departs our Solar System in 2026. The paper, which focuses on dynamical simulations of the object, also attempts to look at the course 3I/ATLAS will take on departure, and the path that brought it to us. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

If you're up to speed with science news, you likely know the story of our third confirmed interstellar object. But mention "the interstellar visitor" to anybody else, and you'll likely be met with a baffled expression and a soothing tone. Trust us. So those of you who aren't aware, let's (briefly, this time) recap.

On July 1, 2025 , the Asteroid Ter

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