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Astronomy Cast Episode 222 from Monday, February 28, 2011, the Decadal Survey.

Welcome to Astronomy Cast, our weekly facts-based journey through the cosmos

where we help you understand not only what we know, but how we know what we know.

My name is Fraser Cain, I'm the publisher of University Day,

and with me is Dr. Pamela Gay, a professor at Southern Illinois University, Evertsville.

Hi Pamela, how are you doing?

I'm doing well, how are you doing?

Doing great. Alright, so in episode 198, we explained how space missions are chosen

and we introduced the Decadal Survey.

Since the time we recorded that episode, the full Decadal Survey for Planetary Science has been released.

Explaining the science goals for planetary geologists over the next 10 years,

we thought we'd take an episode and give you an overview of all the science coming your way.

...