Light from the sun hits a biconvex transparent lens the size of a planet and, after passing through the lens, focuses on the glaciers at the pole of the planet Mars
Light from the sun hits a biconvex transparent lens the size of a planet and, after passing through the lens, focuses on the glaciers at the pole of the planet Mars
Light from the sun hits a biconvex transparent lens the size of a planet and, after passing through the lens, focuses on the glaciers at the pole of the planet Mars
two images of a snowy landscape with a sphere in the middle
the sun is shining through a glass ball
a sphere with a mountain inside of it
a sphere with mountains and a sun in the background