The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus Earth’s roughly 93 million miles), but it also has to do with the planet’s atmosphere. A great example of the effects can be seen in the Red Planet’s noctilucent clouds.

American space agency NASA publishes a short video showing iridescent clouds moving in the thin Martian atmosphere, as seen by the Curiosity rover

NASA’s Curiosity rover has captured breathtaking images of iridescent clouds drifting across the Martian sky, revealing a celestial spectacle unlike anything seen before. These clouds, composed of frozen carbon dioxide ice,