
In our fourth installment in the Interstellar Travel series, we'll examine solar sails, magnetosails, and directed-energy propulsion (DEP), which are currently the most plausible methods for reaching another star system within a human lifetime.

In our fourth installment in the Interstellar Travel series, we'll examine solar sails, magnetosails, and directed-energy propulsion (DEP), which are currently the most plausible methods for reaching another star system within a human lifetime.