Interstellar Travel
The final chapters of the book are dedicated to advanced forms of propulsion and the future of humanity in space. Antimatter propulsion and solar sails are mentioned as means of interstellar travel. These chapters also cover the terraforming of alien planets and detection of alien life elsewhere in the galaxy.
Read more about this topic: Entering Space: Creating A Spacefaring Civilization
Famous quotes containing the word travel:
“Though we travel the world over to find the beautiful, we must carry it with us, or we find it not.”
—Ralph Waldo Emerson (1803–1882)