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

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.

Researchers Discover Lakes on Titan

Recent radar observations of Saturn’s moon Titan have produced the first direct evidence that the second largest moon in the solar system may be hiding pools of liquid hydrocarbons underneath its smoggy atmosphere.

Watching Spirit Launch to Mars

Spirit has successfully launched to Mars, and I was there with members of the science team to witness it.

Scientists Detail Ambitious Goals of Mars Express

Scientists working on the European Space Agency's (ESA's) Mars Express detailed the mission's ambitious plan to study Mars from the top of its atmosphere to several kilometers beneath its surface, at a press conference in London, England last week.

Cassini Captures Its First Image of Saturn

The Cassini spacecraft has captured its first image of its target planet, Saturn.

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.

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