How many dwarf planets are there in our solar system. Describe each of them

There is only 1 dwarf planet in the inner solar system and it is Ceres. There are 4 other dwarf planets, but they are present outside of the Solar system. Ceres is the largest object in the asteroid belt between the Mars and the Jupiter. NASA's spacecraft Dawn visited Ceres in 2015.  Day time surface temperatures in Ceres span from -136 degrees Fahrenheit to -28 degrees  Fahrenheit