Galaxygender is a xenogender/neurogender where some feels conneted to stars, planets, moons, black holes, milky ways and anything that is part of a galaxy. Galaxygender by itself is a neutral/androgynic term and can be used by anyone.
Galaxyfeminine/galaxygirl is a fem-aligned version where a person feels like their connection to galaxy is feminine
Galaxymasculine/galaxyboy is a masc-aligned version where a person feels like their connection to galaxy is masculine
history
Galaxygender has been a internet joke sometime but twitter user @bl0ss0mdance desides to reclaim it and make an coined term of it with an flag in june 27, 2020 Coining of the term and flags galaxyfeminine and galaxymasculine was by wiki user crayonpuppy.x, specially its alter joey. [1]