Drilling through many meters of ice to Europa’s ocean or to the pristine sub-surface layers of Mars will be hard. The Planetary Deep Drill prototype has shown that it may be a practical approach. Join Mat Kaplan and Planetary Society colleagues at the field test site deep in California’s desert. Emily Lakdawalla has good news from Venus and comet 67/P. Mat returns with Bruce Betts for What’s Up and a special, light-hearted feature celebrating relativity.
- Planetary Deep Drill Field Test: Road Trip
- The Planetary Deep Drill Project
- Honeybee Robotics
- A Rosetta OSIRIS Picture That’s Only Hours Old
- Akatsuki's new orbit, first images, and science plans
This week's prizes are a lovely Planetary Radio t-shirt and a set of 2016 Year In Space Desk and Wall Calendars.
This week's question:
What are the four worlds in our solar system that sand dunes have been discovered on?
To submit your answer:
Complete the contest entry form at http://planetary.org/radiocontest or write to us at email@example.com no later than Tuesday, December 22nd at 8am Pacific Time. Be sure to include your name and mailing address.
Last week's question:
What was the first Japanese lunar orbiter? Careful, this is tricky.
The answer will be revealed next week.
Question from the week before:
What was the seventh moon discovered in our solar system? (After our Moon, the four Galilean moons, and Titan?)
Iapetus was the seventh moon discovered (by Giovanni Cassini).