Drilling deep beneath the surface of other worlds this week on planetary radio. Radio. Welcome to the travel show that takes you to the Final Frontier.

I'm at Kaplan of the Planetary Society.

We have barely scratched the surface of Mars, and I mean that

literally, as on our own planet we're going to have to go down deeper, much deeper, to solve

some of the Red Planet's greatest mysteries.

Chris Zachney of Honeybee robotics will tell us about a promising, though still very young technology

that might allow a robot to bring up ice cores that have been buried under hundreds

of meters.

Bill Nye will join us from the road.

He'll tell us about some of the otherworldly elements of his brand new book undeniable.

And out at the other end of the show waits Bruce Betts with this week's What's Up, including

your chance to ask the universe to say cheese.

When I spoke to Emily on November 10th, she was already in Germany where the European

Space Agency was preparing to launch the File Lander from Rosetta, down to Comet 67 P. Choryamov, Geresementko.

Emily, you've just finished a press conference there in Darmstadt.

Tell us what's the latest on Rosetta.

Well, the latest is that the Fule Lander is ready. at

tell us what's the latest on Rosetta.

Well the latest is that the Flee Lander is ready for its landing early Wednesday morning.

Let me ask a dumb question. Why is this so exciting and so significant?

Well it's a big deal map because we've never attempted landing on a comment before so it's a big deal and it's very scary.

You know, it's going to be very difficult for this landing to succeed, but they're as ready as they're ever going to be and the landing will happen for better for

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