About the channel: Conceptual prototyping of spacecraft without rocket engines opens up new horizons for space exploration. 🌌 Innovative technologies such as electric motors, solar sails, and other alternative propel methods not only reduce startup costs, but also reduce the environmental footprint. Combining multidisciplinary approaches in design and testing allows for more efficient and sustainable solutions for interstellar travel. The future of space exploration is getting brighter with each new prototype that brings us closer to understanding the universe and its limitless possibilities.