Create an image of a fantastical space explorer riding a shimmering comet through a surreal sky filled with floating islands and glowing stars.

Imagine a fantastical scene with a Caucasian female space explorer, fearlessly riding a glittering comet streaking across a surreal sky. This magical sky is inundated with floating islands, suggesting a reality parallel to our own, and twinkling stars acting as sources of light. The cosmic explorer is adorned with a sturdy space suit, ready for any extraterrestrial adventure. The comet, behaving as her cosmic steed, exudes a radiant glow that reflects her determination.