A retro-inspired scene depicting an alien spacecraft landing on a mysterious exoplanet, with two astronauts exploring the rocky terrain. A massive green gas giant looms in the background, casting an emerald glow over the landscape. The spacecraft boasts an intricate, vintage design, with metallic hues that gleam under the strange skies. The astronauts, wearing classic 70s-style space suits, examine peculiar flora and craggy formations, their visors reflecting the vivid green hues from the gas giant. The atmosphere is ethereal, with wisps of soft, iridescent clouds drifting by, evoking a sense of wonder and discovery on this otherworldly adventure.