This image of Martian clouds illustrates the fact that they are
found mostly in the equatorial region. Click on image for full
size Image from: Hubble Clouds on Mars On Earth, clouds cover
about 50% of the sky. On Mars, clouds only cover 30% of the sky
at any time. The picture shows that most of the clouds of Mars
are found near the equator of Mars. This is unusual. On most
other planets (Earth, Venus, Jupiter) clouds are found around
the globe. Shop Windows to the Universe Science Store! Learn
about Earth and space science, and have fun while doing it! The
games section of our online store includes a climate change card
game and the Traveling Nitrogen game