Help Shape the Future of Space Exploration

Join The Planetary Society Now  arrow.png

Join our eNewsletter for updates & action alerts

    Please leave this field empty
Multimedia IconMultimedia

Leaving Behind a Life on Mars—Former Curiosity Project Scientist John Grotzinger

Curiosity artist's concept on Mars

Air Date: 03/17/2015
Run Time: 34:46

Listen to the full show:

Or Download mp3


  • John Grotzinger, Curiosity Project Scientist, California Institute of Technology

Topics: Planetary Society Projects, personal stories, Planetary Radio, LightSail, Mars, Curiosity (Mars Science Laboratory), conference report

Support Planetary Radio

The Mars Science Laboratory rover has accomplished its primary goals on the Red Planet, and John Grotzinger has left his central role to become Chair of the Division of Geological and Planetary Sciences at the California Institute of Technology. He shares his thoughts about the ongoing mission and much more. Emily reports from the Lunar and Planetary Science Conference in Texas. LightSail is ready to be bolted to an Atlas 5 rocket, according to Jason Davis. Bruce Betts learns what a white dwarf star has in common with a can of tomato sauce in What’s Up.

Former Curiosity Project Scientist John Grotzinger in his Caltech Office

Mat Kaplan

Former Curiosity Project Scientist John Grotzinger in his Caltech Office

Related Links:

Trivia Contest

This week's prize is Jim Bell’s great new book, “The Interstellar Age—Inside the Forty-Year Voyager Mission,” possibly signed by Jim!

This week's question:

What is the closest known white dwarf star?

To submit your answer:

Complete the contest entry form at or write to us at no later than Tuesday, March 24th at 8am Pacific Time. Be sure to include your name and mailing address.

Last week's question:

What is Ceres’ approximate rate of rotation?


The answer will be revealed next week.

Question from the week before:

When was Ceres discovered, and who discovered it?


Ceres was discovered on January 1, 1801 by Giuseppe Piazzi.


No trivia contest spoilers please!

Leave a Comment:

You must be logged in to submit a comment. Log in now.
Facebook Twitter Email RSS AddThis

Planetary Radio Search

Planetary Defense

An asteroid or comet headed for Earth is the only large-scale natural disaster we can prevent. Working together to fund our Shoemaker NEO Grants for astronomers, we can help save the world.


Space in Images

Pretty pictures and
awe-inspiring science.

See More

Join The Planetary Society

Let’s explore the cosmos together!

Become a Member

Connect With Us

Facebook, Twitter, YouTube and more…
Continue the conversation with our online community!