An ultrarealistic scene of an astronaut wearing a futuristic spacesuit, set in an epic fantasy world where mythical landscapes blend with the vastness of space, illuminated by epic lighting that casts dramatic shadows. The environment resembles high-definition satellite imagery, showcasing intricate details and textures, all enhanced by studio-quality light with an 8k resolution that brings out the vibrant colors and highlights. Subtle elements of a celestial phenomenon in the sky add an otherworldly touch, maintaining an atmosphere of awe and wonder.