A desert planet is a planet similar to Earth but with little or no water on its surface. It is like a giant sandbox with lots of sand and rocks everywhere. The weather is usually very hot during the day and very cold at night, with large temperature swings.
Because there is no water, there are no plants or trees on a desert planet, only cacti and other plants that can survive with little moisture. Animals that live on a desert planet have adapted to the harsh conditions as well. Some have developed the ability to store water for long periods, while others have developed thick skin or fur to prevent moisture loss.
If humans were to live on a desert planet, we would need to find ways to obtain water, either by finding underground water sources or by bringing it with us from Earth. We would also need to find ways to protect ourselves from the extreme temperatures and lack of vegetation. It would be a very challenging environment to live in, but with the right technology and resources, it would be possible.