5 Earth-like worlds may lurk in the outer reaches of the solar system, simulations suggest

The young sun may have captured several Mars- or Mercury-size exoplanets that now orbit in the outer reaches of the solar system, but identifying them will be extremely challenging.

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Chile ,Milky Way ,Magallanesy Antáica Chilena ,Verac Rubin ,Amir Siraj ,Astrophysics At Princeton University ,Webb Space Telescope ,Journal Letters ,Princeton University ,Interstellar Object Studies ,Kuiper Belt ,