2020 Volume 34 Issue 4 Article ID: 2020.T017
Many spacecraft in various countries have succeeded in exploring planets, satellites, and small bodies so far, and the time has come when a large amount of data can be viewed easily by friendly tools. An approach that simulates the morphologies on other celestial bodies by accessible kitchen experiments may facilitate the understanding of them by the public as well as by experts. In this article, we will introduce the fluidized ejecta craters on Mars and the kitchen experiment on the interaction between a vortex ring and a particle layer.