Program Archives

A VOYAGER MILESTONE WITH ED STONE
August 14, 2006
Guests: Ed Stone
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Voyager 1 is farther from Earth than any other human-made object, reaching 100 Astronomical Units, or 9.3 billion miles, this week. We talk with former Jet Propulsion Laboratory Director Ed Stone,...  more »

YOU CAN SEARCH FOR STARDUST!
August 7, 2006
Guests: Andrew Westphal
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UC Berkeley's Andrew Westphal returns to celebrate the public premiere of Stardust@home, the project that will allow you to search for...  more »

LAKES ON TITAN AND AN INTERNATIONAL LUNAR DECADE
July 31, 2006
Guests: Rosaly Lopes, Louis Friedman
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There are lakes on Saturn's moon Titan! We'll hear about them from JPL's Rosaly Lopes. Lou Friedman returns from China where he unveiled a proposal for an International Lunar Decade. Emily...  more »

PUTTING THE UNIVERSE ON CANVAS WITH ASTRONOMICAL ARTIST DON DIXON
July 24, 2006
Guests: Don Dixon
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We visit with famed space artist Don Dixon in his southern California home. Before listening, check out his work. What's Up with Bruce...  more »

TURNING THE SPOTLIGHT TO URANUS AND NEPTUNE WITH HEIDI HAMMEL
July 17, 2006
Guests: Heidi Hammel
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They are big, beautiful, and blue, but Uranus and Neptune are also often ignored. We learn why they deserve more attention from Heidi Hammel, Co-Director of Research for the Space Science Institute....  more »

JOHN RUMMEL: PROTECTING THE PLANETS FROM EARTH INVADERS
July 10, 2006
Guests: John Rummel
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John Rummel has one of the world's most impressive job titles: Planetary Protection Officer. We talk to him at his NASA HQ office about defending Earth from extraterrestrial contamination, and more...  more »

TALKING WITH THE TOP OF THE WORLD: STEPHEN GRASBY AT THE EUROPA ANALOG ON ELLESMERE ISLAND
July 3, 2006
Guests: Stephen Grasby
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Bob Pappalardo talked to us last week about an expedition to Ellesmere Island, far above the Arctic Circle. This week, we go to the source in a satellite conversation with Stephen Grasby of the...  more »

BOB PAPPALARDO AND THE MYSTERIES OF EUROPA
June 26, 2006
Guests: Bob Pappalardo
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Newly-arrived at the Jet Propulsion Lab as a Principal Scientist, Bob Pappalardo is prepared to continue his investigations of Jupiter's icy moon Europa, including the push for a dedicated mission. ...  more »

A PLANETARY SYSTEM THAT LOOKS LIKE HOME
June 19, 2006
Guests: Christophe Lovis
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Christophe Lovis of the Geneva Observatory led the team that recently found a three-planet system not far from our own. The third planet is in the so-called "habitable zone." He talks about the...  more »

SOLVING COSMIC MYSTERIES DEEP UNDER THE EARTH
June 12, 2006
Guests: Art McDonald
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Art McDonald is Director of the Sudbury Neutrino Observatory, two kilometers deep in a nickel mine in northern Canada.  more »