A retro-futuristic space station, with a bustling hub at its heart, where astronauts and aliens from all corners of the galaxy gather to trade goods, share knowledge, and explore the cosmos.

A sizzling hot and sultry tropical paradise, with a luxurious beachside hub surrounded by swaying palm trees, crystal-clear waters, and a vibrant coral reef teeming with marine life.

A futuristic cityscape with a sleek, high-tech hub at its center, surrounded by towering skyscrapers and a sprawling metropolis, with neon lights and holographic advertisements illuminating the night sky.