human
What are some interesting facts about the planets in our solar system?
assistant
1. Mars has the tallest volcano in the Solar System, Olympus Mons, which is about 21km tall.
2. Jupiter is the largest planet in the Solar System with a radius of 69,911 km.
3. Saturn has the most moons of any planet with a total of 82 confirmed moons.
4. Mercury has a day-night cycle of 176 Earth days, the longest of any planet.
5. Venus is the only planet in our Solar System that rotates clockwise.
6. Earth is the only planet known to have an atmosphere containing free oxygen.
7. Uranus has an axial tilt of 97.
8. Neptune has an average temperature of around -214 °C, making it the coldest planet in the Solar System.