The Worlds of TRAPPIST-1
The discovery of seven, Earth-sized planets in a nearby solar system was announced last week. Astrophysicist and planetary scientist Sara Seager joins us to share her excitement about this find that includes three planets in the habitable zone.Learn more about your ad choices. Visit megaphone.fm/adchoices

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Episoder(1312)

10 Years A Roving: A.J.S. Rayl on the Mars Exploration Rovers

10 Years A Roving: A.J.S. Rayl on the Mars Exploration Rovers

What a long, wonderful trip it has been for Spirit and Opportunity, the Mars Exploration Rovers. Planetary Society reporter A.J.S. Rayl has been writing about their adventure every month for ten years...

23 Des 201353min

A Big Week for Space Science at the AGU and Beyond

A Big Week for Space Science at the AGU and Beyond

The annual fall meeting of the American Geophysical Union revealed lots of science, some of it astounding. Emily Lakdawalla was there with Advocacy and Outreach Coordinator Casey Dreier, whose news wa...

16 Des 201328min

Comet ISON: Much More Than a Memory

Comet ISON: Much More Than a Memory

Maybe it wasn’t “the comet of the century,” but ISON has left a scientific legacy that is beyond compare. That’s according to Karl Battams of NASA’s Comet ISON Observing Campaign on this week’s show. ...

9 Des 201328min

Celebrating the Admiral of the Solar System

Celebrating the Admiral of the Solar System

The life of explorer and teacher Dr. Bruce Murray was celebrated last November 10th at Caltech. This week we present a few excerpts from the tributes paid to the former JPL Director and co-founder of ...

2 Des 201329min

Alyssa Rhoden and the Rise of the Europa Underground

Alyssa Rhoden and the Rise of the Europa Underground

Alyssa Rhoden studies Jupiter’s moon Europa…from a distance. She, many other scientists and millions of space exploration fans around the globe want to see a mission to this ice world that hides a vas...

25 Nov 201330min

Planetary Radio Live Celebrates the Launch of MAVEN

Planetary Radio Live Celebrates the Launch of MAVEN

The successful launch of MAVEN was covered by Mat Kaplan, Bruce Betts and Emily Lakdawalla, with special, launch site reports from Jim Bell and Bill Nye.Learn more about your ad choices. Visit megapho...

18 Nov 201328min

SpaceUp LA: What would you do with $13 Billion?

SpaceUp LA: What would you do with $13 Billion?

What would YOU do with an extra $10 Billion for space exploration and development? That’s what Mat Kaplan asked the passionate space enthusiasts at the 2013 SpaceUp LA Unconference.Learn more about yo...

11 Nov 201332min

All-Sky Optical Search for Extraterrestrial Intelligence

All-Sky Optical Search for Extraterrestrial Intelligence

A burst of laser light could let humanity know it is not alone in the universe. Harvard’s Paul Horowitz and Curtis Mead will give us an update on the technological wonder of Optical SETI that watches ...

4 Nov 201331min

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