Program Archives

PHOENIX IS ON ITS WAY TO MARS
August 6, 2007
Guests: Amir Alexander, Jon Lomberg
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The Phoenix lander is off for the north polar region of the Red Planet. The Planetary Society's Amir Alexander was at the Kennedy Space Center. We'll talk with him about the exciting pre-launch...  more »

PHOENIX MARS LANDER PRINCIPAL INVESTIGATOR PETER SMITH
July 30, 2007
Guests: Peter Smith
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Phoenix will soon be on its way to the Red Planet. Principal Investigator Peter Smith tells us about his aptly-named bird that will set down much farther north on Mars than any previous lander. ...  more »

HONORING RAY BRADBURY, MARS PHOTOGRAPHER
July 23, 2007
Guests: Ray Bradbury, Phil Christensen, Louis Friedman
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The Planetary Society recently sponsored a special benefit performance of Ray Bradbury's hit play, Green Town. Ray was presented with a beautiful image of a spot on Mars he had selected for imaging....  more »

THE 7TH INTERNATIONAL CONFERENCE ON MARS
July 16, 2007
Guests: Bruce Murray, Kenneth Tanaka, Greg Delory
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500 members of Earth's Mars appreciation club gathered at CalTech in Pasadena, California last week. Scientists presented the latest research on Mars.  more »

ARE THERE GIANT CAVES ON MARS?
June 18, 2007
Guests: Glen Cushing, Wendy Jaeger, Tim Titus
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Their discoverers call them the seven sisters. Are these holes in Mars merely very deep pits, or are they skylights opening on huge caves? Glen Cushing, Windy Jaeger, and Tim Titus of the United...  more »

MARS EXPRESS CONFIRMS LOTS OF POLAR ICE! WHERE'S THE REST?
March 26, 2007
Guests: Jeffrey Plaut
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Jet Propulsion Lab Principal Scientist Jeffrey Plaut is also a Co-Principal Investigator on the MARSIS radar carried by the European Space Agency's Mars Express Orbiter. He talks about what the...  more »

EUROPE'S ROSETTA ON ITS WAY TO A COMET
March 12, 2007
Guests: Gerhard Schwehm
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Project Scientist Gerhard Schwehm reports on Rosetta's recent successful flyby of Mars and what's in store for the spacecraft even before it goes into orbit around a comet and launches a lander. ...  more »

JPL'S TIM PARKER: THE LOCALIZER
February 19, 2007
Guests: Tim Parker
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Want to find your Mars lander? Start by calling JPL geologist Tim Parker, who has a knack for this kind of thing. Tim also originated the "Mars Ocean" hypothesis years ago, and he directs JPL's...  more »

LIKE BEING THERE: "POSTCARDS FROM MARS" BY JIM BELL
February 12, 2007
Guests: Jim Bell
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Cornell professor Jim Bell returns to Planetary Radio to help us explore his new mammoth collection of images from the Mars Exploration Rovers.  more »

FORMER NASA ASSOCIATE ADMINISTRATOR WES HUNTRESS FOLLOWS THE WATER
January 8, 2007
Guests: Wes Huntress
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Wes Huntress served as Associate Administrator for Space Science at NASA as the "follow the water" theme was created for Mars exploration. He also participated in the genesis and early years of the...  more »