<p align="right">Last Update: <font color="#4f81bd">July, 24, 2024</font></p>
A planet is defined as a celestial body that:
1. Orbits a star (like the Sun).
2. Is massive enough for its gravity to make it nearly round in shape.
3. Has cleared its orbit of other debris.
This definition was established by the International Astronomical Union (IAU) in 2006.
>[!note]
>The first planet discovered through a telescope was Uranus. Sir William Herschel discovered Uranus on March 13, 1781.
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