It has enchanted astronomers for centuries, but Saturn close-up looks wholly new



CASSINI AND HUYGENS, THE PIGGYBACK PROBE
For seven years and two billion miles, the Cassini space-craft carried the Huygens lander up to Saturn. Last December, six months after Cassini began its four-year study of Saturn, it released Huygens—a probe the size of a Volkswagen Beetle—on a trajectory toward Saturn´s largest moon, Titan. When Huygens entered Titan´s atmosphere 21 days later, it relayed pictures and data back to Earth through Cassini.



Better Than Evian

In this UV image of the rings, blue regions are water ice; red, empty space. Scientists can´t explain how the ice stays 99 percent pure though bombarded by meteorites. Scientists think that this storm, which flares up and recedes every few months, creates electrical eruptions that may cause powerful radio bursts.




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June 2013: American Energy Independence

Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.


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