“When the first humans set foot on Mars, the moment will be more significant in terms of technology, philosophy, history, and exploration than any that have come before it, all because we will no longer be a one-planet species.” — Stephen L. Petranek Copy Share Image
“Wind shapes the dunes in this crater into a V-like formation, akin to migrating birds in flight.” — Stephen L. Petranek Copy Share Image
“The cheapest way to warm Mars may be to use bacteria that convert nitrogen and water into ammonia or that can create methane out… — Stephen L. Petranek Copy Share Image
“I believe it is time to explode once and for all the theory of the solitary space rocket and its little band of bold… — Stephen L. Petranek Copy Share Image
“They must also inflate “buildings”—domed, pressurized tents made of exotic materials that will increase their living area and act as greenhouses in which to… — Stephen L. Petranek Copy Share Image
“When the first humans set foot on Mars, the moment will be more significant in terms of technology, philosophy, history, and exploration than any… — Stephen L. Petranek Copy Share Image
“Investors include former Google CEO Eric Schmidt and Google cofounder Larry Page. Planetary Resources’ lead was followed in 2013 by a firm called Deep… — Stephen L. Petranek Copy Share Image
“Even the most optimistic scenarios for reengineering the Martian atmosphere are projected to take nine hundred years. Yet within that time frame, humans are… — Stephen L. Petranek Copy Share Image
