A breathtaking cosmic scene unfolds with shimmering stars and swirling nebulae painting the night sky, casting their glow over majestic mountains bathed in gentle moonlight. In the backdrop, distant planets drift serenely amidst the cosmos. Ethereal rivers of light meander through the landscape, their glow mingling with vibrant hues of blue, red, and violet. This highly detailed and artistic tableau is ideal for a celestial-themed wallpaper, capturing the wonder and mystique of the universe.