stunning celestial galaxy with stars and cosmic dust for space-themed s generative ai

astronomy astronomy-related astrophotography astrophysics awe beauty breathtaking celestial constellation cosmic cosmos dark designs distant dream dreamlike dreamscape dust educational endless eternal ethereal exploration extraterrestrial fantasy filled galaxy generative heavenly ideal infinite light luminous majestic materials mesmerizing mystery mystical nature nebula night projects sci-fi science serene showcasing sky space space-themed starlight stars stellar stunning twinkling universe vast vastness view wonder