This application has information about Akaa Solar System Scale Model, which was installed in Akaa, Finland in 2017. The scale model has a scale of 1 in 3 000 000 000. Application includes guided walking tour of the scale model, maps, data chart and general information of our Solar System. It has also information about the scale model of Proxima Centauri -star, which was added to the scale model in 2018 and is located in Yulara, Australia.