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Alien comet 3I/ATLAS just passed the Sun. When will it return to our skies?

On October 29, the alien comet passed through its closest distance to the Sun (perihelion). In case it's of interest, this ...

Time for an interstellar flyby! Meet 3i/ATLAS, a very old comet

Time now for an interstellar flyby. Let's meet a very old comet, 3I/ATLAS. DARRYL SELIGMAN: 3I/ATLAS is probably somewhere between 3 billion to 11 billion years old. So it's presumably been traveling ...