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

"Moon?"

It's a legal holiday here in the U.S. (President's day), and my daughter's babysitter is taking the day off, so I won't be getting much work done today. But I thought I'd check in to share the fact that, as we got out of the car last week, my daughter pointed up in the sky at the crescent moon and said

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.

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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