On Monday, December 24, 2018 at 10:29:45 PM UTC-8, StarDust wrote:
https://www.youtube.com/watch?v=zOw8aiyMUAU

Hehehe!!!!

There are "Nein" planets.
In German!

Depends on when he asked the questions. Pluto is no longer considered a planet - which would mean the correct answer is "eight".