Transcription: Click on New Mission to start. Click on the pictures to see how big each planet is in the scale model. Before you click, take a minute to think about which planet you will see. Once you have an idea or just a guess, then click. Click on the objects to see how big each planet is in the scale model, that is. At this scale, Mercury is about the size of a pea. Venus is the size of a cherry in this model. The Earth has shrunk to the size of a cherry tomato. In this scale model, Mars is the size of a cranberry. Jupiter has shrunk to the size of a pumpkin. Saturn has been reduced to the size of a squ ...