Caegender

Caegender is a xenogender connected to the sky. Its name comes from the Latin "caelum," which means sky.

History
The term was coined by reddit user u/Powerful_Valuable_56, on 6 January, 2021.

Flag
The flag was coined by CosmicSnowstorm on January 7th, 2021. The colors of the flag were based on the colors of the sky (shades of blue for a clear sky, gray for storms, yellow for the sun, and the cloud symbol for a cloudy day with fair weather).