Interstellar Travel
Interstellar travel refers to the theoretical or actual journey of a spacecraft or human travelers between stars or planetary systems within a galaxy. This type of travel involves crossing the vast distances of space that exist between stars, requiring advanced propulsion systems and technology to achieve. Interstellar travel poses numerous challenges, including the need for long-term life support systems, protection from cosmic radiation, and the ability to sustain communication over immense distances. Scientists and engineers continue to explore and develop concepts for interstellar travel, with the ultimate goal of reaching and exploring other star systems beyond our own.