Aurorian is a non-binary gender alignment from the galactian system. It refers to someone who is fluid between alignments. These changes can be fluid or sudden. They could be fluid between any number of alignments.
The term was coined by Tumblr user system-lgbt on July 25, 2018.
The aurorian flag was also designed by Tumblr user system-lgbt on July 25, 2018. The grey represents the varying degrees in which individuals can experience gender. Black represents individuals who are genderless. Yellow represents the non-binary nature of those represented by this flag. The top two stripes being different shades of the same color represent the varying levels in which individuals can be/experience this alignment. The color of the top two stripes is based on the colors of the aurora boralis/australis. The symbol on the flag is the symbol for auroras.