Look out, an avalanche on Mars, this week on planetary radio. Welcome to Public Radio's travel show that takes suit to the final frontier.

I'm Matt Kaplan.

Alfred McEwen is in charge of the most amazing camera ever to visit Mars.

He will tell us about his eye on the Martian sky and what remains for it to accomplish.

Then we've got another special report from Emily. and what remains for it to accomplish.

Then we've got another special report from Emily Loch Duwollop.

She attended the just completed Lunar and Planetary Science Conference in Texas.

We'll finish as we always do by allowing Bruce Betts to award one of you a planetary

radio t-shirt even as he tells us about a night sky that is lousy with planets.

Almost no time for headlines in this jam-pack show. lousy with

Saturn's moon and so lousy Cassini survived its close encounter with Saturn's moon Enceladus

were waiting for its analysis of the vaporous plumes it flew right through.

There's a report that 20 to 60 percent of our galaxy's stars may have rocky planets circling

them, and Space Shuttle Endeavor's crew is hard at work at the

International Space Station. There's more at planetary.org. Time for Bill

Nye the Science Guy who has an invitation for you this week.

I'll be right back with Alfred McEwen.

Hey, hey, Bill Nye, the planetary guy here

and vice president of the Planetary Society.

I'll also be moderator of a forum that the Planetary Society is sponsoring about

outer space exploration policy and this forum will take place in Brookline

Massachusetts not too far from Boston,

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