There are nine planets in the solar system.

Explanation

**Step-by-Step Text Solution:**

1. **Understanding the Statement**: The question states that there are nine planets in the solar system. We need to evaluate whether this statement is true or false.

2. **Identifying the Planets**: The eight recognized planets in our solar system are:
- Mercury
- Venus
- Earth
- Mars
- Jupiter
- Saturn
- Uranus
- Neptune

3. **Counting the Planets**: When we count the planets listed above, we find that there are only eight planets.

4. **Conclusion**: Since there are only eight planets in the solar system, the statement claiming there are nine planets is false.

5. **Final Answer**: Therefore, the answer to the question is that there are not nine planets in the solar system; there are only eight.

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