NEI Nuclear Notes

“If anybody has been harboring doubts about the status of U.S. leadership in space, well, there’s a one-ton, automobile-size piece of American ingenuity, and it’s sitting on the surface of Mars right now.” This statement came from John Holdren , President Obama’s science advisor, this morning following the landing of a 2,000-pound nuclear-powered space rover, Curiosity , on the surface of Mars. This marks the first time that NASA has ever safely landed a human-made object of this size and weight on the surface of Mars, a notable feat in American engineering. Early reports from The New York Times describes the rover’s landing on the Red Planet like a scene in a movie script: As the drama of the landing unfolded, each step proceeded without flaw. The capsule entered the atmosphere at the appointed time, with thrusters guiding it toward the crater. The parachute deployed. Then the rover and rocket stage dropped away from the parachute and began a powered descent toward the surfac...