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Planetary RadioJuly 15, 2014

Planetary Radio Live: The LightSail Countdown Begins!

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On This Episode
Bill Nye headshot head shot
Bill Nye

Chief Executive Officer, The Planetary Society

Headshot of Jim Bell
Jim Bell

President, Board of Directors of The Planetary Society; Mastcam-Z Principal Investigator; Professor, School of Earth and Space Exploration, Arizona State University

David Brin head shot
David Brin

Science Fiction Author, Futurist, Astrophysicist, and Planetary Society Advisory Council member

Bruce Betts Head Shot 2015
Bruce Betts

Chief Scientist / LightSail Program Manager, The Planetary Society

Jason Davis thumbnail
Jason Davis

Editorial Director, The Planetary Society

Barbara Plante - thumbnail
Barbara Plante

Founder and President, Boreal Space

Doug Stetson head shot
Doug Stetson

President of FreeFall Aerospace and of the Space Science and Exploration Consulting Group

LightSail, the Planetary Society’s innovative solar sail cubesat, will ride into space on the huge SpaceX Falcon Heavy, now in development. Bill Nye joins a live celebration of this announcement with guests including author David Brin, Project Manager Doug Stetson and many more. Excerpts of the webcast are featured in this week’s episode. The evening ends with a live solar sailing edition of What’s Up with Bruce Betts.

Mat Kaplan, Jason Davis, and Bill Nye at Planetary Radio Live's LightSail event
Mat Kaplan, Jason Davis, and Bill Nye at Planetary Radio Live's LightSail event

Related Links:

Trivia Contest

This week's prize is a LightSail vest AND a LightSail polo shirt.

This week's question:

What is the approximate area of the LightSail sails?

To submit your answer:

Complete the contest entry form at or write to us at no later than Tuesday, July 22, at 8am Pacific Time. Be sure to include your name and mailing address.

Last week's question:

On what highly-publicized, international stage were parts of Skylab displayed?


The answer will be revealed next week.

Question from the week before:

How many moons has Cassini discovered at Saturn?


Seven moons of Saturn have been discovered by the Cassini spacecraft, with an eighth possibly forming.

Listen more: Planetary Society Projects, Planetary Radio Live, Cosmos-1, Planetary Radio, solar sailing, Planetary Society People, Planetary Society, Bill Nye

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