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

One Ocean World Among Many

I'm absolutely floored when I stop to think that our beautiful blue ocean is only one of perhaps a half dozen or more oceans on other worlds in our solar system, and only one of probably millions (or more) oceans on other Earth-like planets in our galaxy. Oceans abound!

Mimas and Pandora dance

I've been out of town for a couple of days and am overwhelmed with work and an overflowing email box. So what do I do about that? I ignore what I'm supposed to be doing and play with Cassini raw image data, of course. Here is a

Doing a science on Titan

A tale from the scientific trenches: laboratory work to simulate Titan's rich atmosphere.

Arc of Ice and Light

When the sunlight catches it just right, Saturn's F Ring is something to see.

Enceladus: A problem of contrast

Time for my quarterly foray into the Cassini archival science data! The very first image I downloaded from the January 1, 2013 data release presented an interesting challenge to my image processing skill. I'll show you the pretty picture of Enceladus and then explain how I processed it.

Watching the slow shift of seasons on Titan

A sharp-eyed amateur noticed two images of Titan taken 20 months apart from nearly exactly the same perspective, and they illustrate how the shifting of Saturn's seasons has brought change to Titan's atmosphere.

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