How do planets get their names? Aside from Earth, planets in our solar system were named after ancient gods. Today, the job of naming falls to the International Astronomical Union, the internationally recognized authority for naming celestial bodies. https://solarsystem.nasa.gov/planets/
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Planets
There are more planets than stars in our galaxy. We've discovered thousands of planets orbiting distant stars, but it all started with the worlds orbiting our star — the Sun. he current lineup includes eight planets.NASA Solar System Exploration