“Like the producers of crops, airplanes, and books, producers of natural gas provide goods to meet the size of their available market. The larger the market, the more they can produce, and the more revenue they can obtain to cover their fixed costs and invest in future development.”

American aerospace engineer and author

Robert Zubrin is an American aerospace engineer, author, and advocate for human exploration of Mars. He is known for arguing that space will shape future military and political power, and for making the case for a stronger American role in space. His writing often turns on Mars exploration and on the strategic importance of space. He has also argued that control of space will matter in future conflict, and that peace on Earth depends on preparing for war beyond it.