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Stories, updates, insights, and original analysis from The Planetary Society.
While We Weren't Watching: Apollo's Scientific Exploration of the Moon
Apollo gave us our money's worth. The Apollo lunar samples, totaling 381 kilograms (838 pounds), along with thousands of photographs and other data, are still yielding clues to the world that has been our Rosetta stone for deciphering planetary evolution.
The Gift of Apollo
Carl Sagan writes that once upon a time, we soared into the solar system. For a few years. Then we hurried back. Why? What happened? What was Apollo really about?
The First Rover on Mars - The Soviets Did It in 1971
Two robotic rovers reached the surface of Mars in 1971 during the Soviet Mars 2 and 3 missions.
The Adventure of the Planets
Carl Sagan's argument for planetary exploration. Published in the first issue of The Planetary Report magazine.