Program Archives

DAWN APPROACHES GIANT ASTEROID VESTA
May 16, 2011
Guests: Marc Rayman
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After three-and-a-half years of ion-propelled flight, Dawn is finally on final approach to Vesta. We'll get a mission status report from Marc Rayman. No one is more enthusiastic about Dawn than Emily...  more »

DAWN IS SETTING RECORDS ON ITS WAY TO VESTA
June 21, 2010
Guests: Marc Rayman
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Dawn mission chief engineer Marc Rayman returns to Planetary Radio with an update on this amazing mission to the solar system's two largest asteroids. Emily previews Rosetta's encounter with yet...  more »

A NEW DAWN FOR INTERPLANETARY EXPLORATION
July 2, 2007
Guests: Marc Rayman
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Dawn Discovery Mission Project System Engineer Marc Rayman joins us to talk about this revolutionary spacecraft's journey to the two largest objects in the asteroid belt, Vesta and Ceres. Emily...  more »

DEEP SPACE 1 / ET PHONES HOME!
April 7, 2003
Guests: Marc Rayman
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Deep Space 1 has just won an award. Project manager Marc Rayman talks about the ion-engine powered spacecraft that visited Comet Borrelly. Emily looks forward to TV from Mars. SETI@home's Dan...  more »