A retro-inspired scene depicts a sleek, disc-shaped alien spacecraft resting on the rocky terrain of a distant exoplanet. Two astronauts, clad in vintage space suits, explore the area under the soft glow of an otherworldly sky. Dominating the horizon is a colossal green gas giant, its swirling clouds casting an ethereal light over the landscape. The vivid colors and intricate details evoke a sense of mystery and wonder, capturing the adventurous spirit of 1970s sci-fi book art.