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Stories, updates, insights, and original analysis from The Planetary Society.

A debate about time

I received a press release in my inbox this morning that made me think. It came from the Royal Astronomical Society, and was titled

No Icecaps at the Lunar Poles

New observations reported this week in the journal Nature have cast doubt on the theory that thick deposits of ground ice lie conveniently close to the surface in permanently shadowed crater floors at the lunar poles.

Voyager's Last View

Home. Family. This will be Voyager's enduring legacy: It has changed forever the feelings raised by those words. Through its robotic eyes we have learned to see the solar system as our home. Through its portraits of the planets we know that they are part of our family. Apollo astronauts showed us a tiny Earth alone in the blackness of space. Now, with these images, Voyager has shown us that Earth is not really alone. Around our parent Sun orbit sibling worlds, companions as we travel through the Galaxy.

The Devon Diaries

Emily Lakdawalla reports on her expedition to Devon Island, where The Planetary Society is taking steps toward the goal of humans and robots working together to explore Mars.

Haughton Impact Crater

Haughton Crater measures about 20 kilometers (12.4 miles) in diameter, and was formed 23 million years ago when either an asteroid or a comet collided with our planet.

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?

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