Interstellar travel is the concept of traveling between stars in the Milky Way galaxy or beyond. This is a highly theoretical and futuristic area of research that explores the potential for humans or unmanned spacecraft to travel vast distances through space to reach other star systems. Scientists and engineers are currently working on developing technologies and methods that could make interstellar travel possible in the future, such as advanced propulsion systems, faster-than-light travel, and sustainable life support systems for long-duration space journeys.Interstellar travel presents numerous challenges, including the need for spacecraft to travel at speeds close to the speed of light to reach their destination in a reasonable amount of time, the vast distances between stars, and the potential dangers of cosmic radiation and other hazards encountered in space. Despite these challenges, the exploration of interstellar travel is a topic of ongoing research and speculation in the fields of astrophysics, aerospace engineering, and space exploration.