Calista, The Celestial Emissary

A fantasy artwork depicting a serene and ethereal female figure with flowing silver hair adorned with golden star-shaped hairpieces. She wears a white and gold ornate armor with intricate designs and a variety of gemstones. Her eyes are strikingly vivid, set against a cosmic background of colorful nebulas and stars. Various flowers in soft hues are visible in the foreground, enhancing the mystical atmosphere.