Actually, the definition of cloud is "a visible mass of particles of condensed vapor (such as water or ice) suspended in the atmosphere of a planet (such as the

Actually, the definition of cloud is "a visible mass of particles of condensed vapor (such as water or ice) suspended in the atmosphere of a planet (such as the earth) or moon". https://www.merriam-webster.com/dictionary/cloud https://www.merriam-webster.com/dictionary/cloud