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Planetary Radio: Space Exploration, Astronomy and Science

Hope for Pluto—Should We Re-Redefine Planets?

Planetary Radio: Space Exploration, Astronomy and Science

The Planetary Society

Science, Technology

4.81.4K Ratings

🗓️ 8 March 2017

⏱️ 34 minutes

🧾️ Download transcript

Summary

Planetary geologist Kirby Runyon is lead author of an abstract that proposes a new, geophysical definition of what a planet is.Learn more about your ad choices. Visit megaphone.fm/adchoices

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Transcript

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0:00.0

Hope for Pluto, this week on planetary radio.

0:05.0

Welcome, I'm at Kaplan of the Planetary Society, with more of the human adventure across our

0:14.2

solar system and beyond. Kirby Runyon is ready to challenge what it means to be

0:19.6

a planet. He says our solar system has over 100 objects that qualify.

0:26.0

You'll hear his reasoning in a few minutes.

0:28.0

Bruce Betts will help me deliver a very late Valentine's Day present

0:32.0

direct from the Lover's asteroid.

0:34.6

Bill Nye has the week off, but Planetary Society digital editor Jason Davis is here to tell us

0:40.5

about a company that wants to take passengers to the edge of space, or nearly so.

0:47.0

Jason, I'm going to bet that even for this audience of space geeks that we have for planetary radio,

0:52.2

a lot of them have not heard about

0:54.4

worldview, but you'll be telling them about them in this blog post which is

0:58.7

coming out just about the time the show becomes available at planetary.org.

1:02.1

Give us an overview. Yes, so this show becomes available at planetary.org.

1:02.8

Give us an overview.

1:04.0

Yeah, so they fly under the radar a little bit

1:06.9

because it's this novel concept.

1:08.9

They take balloons and launch them into the stratosphere.

1:12.6

These balloons, mainly right now, are doing scientific research.

1:16.2

You can either do remote sensing, so all the stuff you do from satellites only you're doing it from a balloon,

1:22.0

which is a little closer to the ground.

1:25.0

And in the future they want to do humans.

...

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