Overview | What is an Exoplanet? – Exoplanet ... - Exoplanet …
WebApr 2, 2021 · Overview Fast facts What is an exoplanet? An exoplanet is any planet beyond our solar system. Most orbit other stars, but free-floating exoplanets, called rogue planets, orbit the galactic center and are untethered to any star. Overview Most of the exoplanets discovered so far are in a relatively small region of our galaxy, the Milky Way.
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