DIY your own sun earth moon orbital planetarium model with this creative kit. Multiple moving axis on this gear driven model to demonstrate daylight night seasons solar eclipse lunar eclipse and phases of moon. Manufacturered by YIWON. Base has the months of the year along with the season and 24 solar terms. A great kit to encourage children to explore solar system while being creative and using their imaginations to have fun. Note: The product of the plastic arrow piece is available in black and orange and the color is sent randomly.