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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Jaksot(1315)

John Rummel: Protecting the Planets from Earth Invaders

John Rummel: Protecting the Planets from Earth Invaders

John Rummel: Protecting the Planets from Earth InvadersLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for...

10 Heinä 200628min

Talking With the Top of the World: Stephen Grasby at the Europa Analog on Ellesmere Island

Talking With the Top of the World: Stephen Grasby at the Europa Analog on Ellesmere Island

Talking With the Top of the World: Stephen Grasby at the Europa Analog on Ellesmere IslandLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy informat...

3 Heinä 200628min

Bob Pappalardo and the Mysteries of Europa

Bob Pappalardo and the Mysteries of Europa

Bob Pappalardo and the Mysteries of EuropaLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy info...

26 Kesä 200628min

A Planetary System That Looks Like Home

A Planetary System That Looks Like Home

A Planetary System That Looks Like HomeLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy informa...

19 Kesä 200628min

Solving Cosmic Mysteries Deep Under the Earth

Solving Cosmic Mysteries Deep Under the Earth

Art McDonald is Director of the Sudbury Neutrino Observatory, two kilometers deep in a nickel mine in northern Canada.Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/l...

12 Kesä 200628min

Sending an SOS to Congress: Save Our Science!

Sending an SOS to Congress: Save Our Science!

Planetary Society Executive Director Lou Friedman talks about the Save Our Science campaign's recent trip to Washington.Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com...

5 Kesä 200628min

Big Eye in the Martian Sky:  Mars Reconnaissance Orbiter Project Scientist Rich Zurek

Big Eye in the Martian Sky: Mars Reconnaissance Orbiter Project Scientist Rich Zurek

Mars Reconnaissance Orbiter Project Scientist Rich Zurek returns with an update on the craft now orbiting Mars.Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener...

29 Touko 200615min

The Many Missions of JPL's Kevin Baines

The Many Missions of JPL's Kevin Baines

The Many Missions of JPL's Kevin BainesLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy informa...

22 Touko 200628min

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