A majestic lion with a mane made of stardust, sitting atop a snow-covered mountain under a swirling nebula sky. The scene is bathed in soft,...

Generate an image of a majestic lion with a mane constructed from stardust, comfortably situated on the peak of a mountain engrossed in snow under a sky filled with nebula's swirl. All under the ethereal illumination that reveals distant galaxies in the backdrop. The art style should be inspiring a sense of awe and wonder reflecting classic fantasy art and possessing essence from the works of art nouveau and American impressionists who created their masterpieces predominantly in oil paints. The colour scheme should emphasize richly saturated hues of blues, purples and shades of gold.