A mesmerizing celestial panorama unfolds across the night sky, with shimmering stars and swirling nebulae painting a breathtaking scene. Mountains are bathed in gentle moonlight, casting serene shadows onto the landscape. In the distance, majestic planets hover gracefully, adding a sense of wonder and vastness. Ethereal rivers of light flow through the scene, their soft glow complementing the vibrant hues of blue, crimson, and violet that dominate the cosmic canvas. Every detail is meticulously crafted, creating an artistic tapestry that's perfect for capturing the imagination in a cosmic-themed wallpaper.