Sunnys sibling?!

(so i was thinking what if sunny had a sibling) so i made this dragon call lunarViper- she has the top half of her black as a nightwing then fade into a sunny like color her wings has the stars on it light nightwings sunny- a golden small dragonet she is very playful and cherryful she likes starflight? not much of a fighter but still can fight has no barb her mother- (queen) thorn father- stonemover? thorn- a tan sandwing with a barb loved stonemover? leader of outclaws she loves sunny kept her hidden from people lunarviper was the first one born and managed to find herself alive stonemover- male nightwing