How to Defend Your Planet

Planetary scientist Vishnu Reddy studies space objects ranging from satellite debris to planet-killing asteroids. He shares the status of our effort to avoid the fate of the dinosaurs in a conversation with host Mat Kaplan. Did you know fruit flies were first in space? That’s just one of the random space facts you’ll absorb in this week’s What’s Up segment with Bruce. Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0925-2019-vishnu-reddy-planetary-defense.html

See omnystudio.com/listener for privacy information.

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Episoder(1307)

A Wes Huntress Encore for the Beginning of Our Second Season

A Wes Huntress Encore for the Beginning of Our Second Season

A Wes Huntress Encore for the Beginning of Our Second SeasonLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

1 Des 200328min

One year of Planetary Radio

One year of Planetary Radio

One year of Planetary RadioLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

24 Nov 200330min

The Planetary Society's Red Rover Goes To Mars Project with Emily Lakdawalla

The Planetary Society's Red Rover Goes To Mars Project with Emily Lakdawalla

The Planetary Society's Red Rover Goes To Mars Project with Emily LakdawallaLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

17 Nov 200330min

Moon Rocks, Martian Meteorites and More at the NASA Astromaterials Lab

Moon Rocks, Martian Meteorites and More at the NASA Astromaterials Lab

Moon Rocks, Martian Meteorites and More at the NASA Astromaterials LabLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

10 Nov 200329min

A South African Teen Joins the Student Astronauts

A South African Teen Joins the Student Astronauts

A South African Teen Joins the Student AstronautsLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

3 Nov 200329min

The Planetary Society Goes to Washington

The Planetary Society Goes to Washington

The Planetary Society Goes to WashingtonLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

27 Okt 200329min

China Joins the Spacefaring Nations Club

China Joins the Spacefaring Nations Club

China Joins the Spacefaring Nations ClubLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

20 Okt 200330min

To The Moon With the Lunar Prospector

To The Moon With the Lunar Prospector

To The Moon With the Lunar ProspectorLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

13 Okt 200331min

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