Planetary Radio • Feb 02, 2016

NASA’s New Planetary Defense Office

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On This Episode

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Lindley Johnson

Planetary Defense Officer for NASA

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Kelly Fast

Near-Earth Object Observations Program Manager for NASA Planetary Defense Coordination Office

Lindley Johnson has just been named NASA's first Planetary Defense Officer. He's joined on this week's PlanRad by astronomer Kelly Fast, the new manager of the Near Earth Object Observation Program. Emily Lakdawalla presents her “What’s Up in the Solar System” mission review for February. Bill Nye has birthday greetings for Voyager’s Ed Stone. Bruce and Mat learn that finding your way across the galaxy with pulsars can be very entertaining.

Chelyabinsk airburst
Chelyabinsk airburst Chelyabinsk 2013 explodes over the city on February 15, 2013.Image: YouTube
iTelescope.net
iTelescope.net

This week's question:

In Earth days, how long is a Pluto day (as well as a Charon day)?

To submit your answer:

Complete the contest entry form at http://planetary.org/radiocontest or write to us at [email protected] no later than Tuesday, February 9th at 8am Pacific Time. Be sure to include your name and mailing address.

Last week's question:

Where in the solar system is Anthony Patera?

Answer:

The answer will be revealed next week.

Question from the week before:

On plaques carried by the Pioneer 10 and 11 probes, Earth’s position in shown in relation to 14 what?

Answer:

The 14 objects on the Pioneer 10 and 11 plaques that indicate the location of our solar system are pulsars.