
The final mission for Cassini
Despite protests around the world, the Cassini space probe—containing more deadly plutonium than had ever been used on a space device—was launched 20 years ago. And this past weekend—on Earth Day—the probe and its plutonium were sent crashing into Saturn. The $3.27 billion mission constituted a huge risk. Cassini with its 72.3 pounds of Plutonium-238 […]