Space gardening is an emerging practice that explores how plants can grow in microgravity environments. Scientists study this field to support long term space missions and future colonies on the Moon or Mars. Without gravity, roots and stems rely on light and moisture cues to orient themselves. Special systems deliver water and nutrients directly to plant tissues while preventing floating droplets. Beyond research, space gardening also inspires sustainable techniques on Earth, such as vertical farming and efficient resource use. By understanding plant resilience, humanity moves closer to thriving beyond our home planet. This progress shapes innovation for food security worldwide.