Elon Musk has a funny question for the “Flat Earth supporters” .

The founder of Tesla and Space Exploration Technologies Corporation (known as SpaceX) got tired of the numberless jokes about Flat Earth and how people really believe this.

As long as we know, Musk is interested in creating a colony on Mars in the nearby future, fact that made him ask what Flah Earth supporters think about the Red Planet.

Read also: SpaceX Could Land Humans on Mars In Seven Years

At the first sight you can be surprised by Elon’s question, but it’s obvious he did only for amusement:

Why is there no Flat Mars Society!? — Elon Musk (@elonmusk) November 28, 2017

What is even more funny, the answer of the Flat Earth Society members: “Unlike the Earth, Mars has been observed to be round.”

Other funny comments have appeared, such as: