Propellant Quotes

Rocket scientists agree that we have about reached the limit of our ability to travel in space using chemical rockets. To achieve anything near the speed of light we will need a new energy source and a new propellant. Nuclear fission is not an option. (Wilson Greatbatch)
There were two, three or four French Revolutions. Like a multi-stage rocket today, the Revolution involved several successive explosions and propellant thrusts. View quote
Fernand Braudel
As we reflect back upon the tragic loss of Challenger and her brave crew of heroes who were aboard that fateful day, I am reminded that they truly represented the best of us, as they climbed aloft on a plume of propellant gasses, reaching for the stars, to inspire us who were Earthbound. View quote
Buzz Aldrin