Program Archives

DEFLECTING ASTEROIDS HEADED OUR WAY
December 13, 2004
Guests: Rusty Schweickart
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The B612 Foundation wants to be ready when astronomers find a NEO (Near Earth Object) on a collision course with Earth. Foundation Chairman and Apollo 9 astronaut Rusty Schweickart described their...  more »

AMATEUR ASTRONOMERS WORK TO SAVE THE PLANET
September 27, 2004
Guests: Roy Tucker, Matt Dawson
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Shoemaker Near Earth Object (NEO) grants have been helping amateur astronomers and professionals at smaller observatories since 1997. We talk to two of the recipients about their efforts to find and...  more »

DEFENDING EARTH FROM ASTEROIDS
March 15, 2004
Guests: Alan Harris
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Alan Harris is one of many scientists working to protect our little planet from the kind of rock that may have knocked off the dinosaurs. Hear his thoughts on this week's show. Emily Lakdawalla...  more »

STARDUST STATUS REPORT
February 16, 2004
Guests: Don Brownlee
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The spacecraft called Stardust is on its long voyage back to Earth, laden with genuine comet bits. Principal Investigator Don Brownlee reports on the startling images and data already returned. Bruce...  more »

MOON ROCKS, MARTIAN METEORITES AND MORE AT THE NASA ASTROMATERIALS LAB
November 10, 2003
Guests: Carlton Allen
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Carlton Allen is Curator of the only facility of its kind on Earth, the Johnson Space Center Astromaterials Lab. He talks about the past accomplishments, including a half-ton of Apollo moon rocks,...  more »

HIGH FLYIN', CAVE DIVIN' PLANETARY SCIENCE WITH DAN DURDA
June 2, 2003
Guests: Dan Durda
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Whether he's blowing meteorites to smithereens, measuring asteroids from an F-18 fighter, or scuba diving in pitch black caves, Dan Durda is an astronomer on the move. Hear about his latest projects,...  more »

EARTH-SHATTERING IMPACTS
January 6, 2003
Guests: Adriana Ocampo
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Adriana Ocampo is a senior scientist at the European Space Agency and a Society board member. She talks about her research on asteroid and comet impacts, and about international space...  more »