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Planetary Radio

The Milky Way: A New Galactic Self-Portrait

Airdate: Sunday, June 22, 2008
Running Time: 00:28:52
Listen: Windows Media | MP3

Astronomers have just announced findings that have reshaped understanding of our home galaxy. Bob Benjamin and Thomas Dame join us to explain. Emily Lakdawalla provides a Phoenix Mars mission update as water ice is confirmed at the landing site. Bill Nye has his own enthusiastic take on Martian water, and Bruce Betts avoids the dentist with Mat Kaplan on this week's edition of What's Up, including a new space trivia contest.

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Guests

• Bob Benjamin, Research Scientists
• Thomas Dame, Radio Astronomer

Related Information

• Harvard Smithsonian Center for Astrophysics, Milky Way Press Release
• M109--Milky Way Lookalike?
• Phoenix Scientists Confirm Water Ice
• Spitzer Space Telescope Milky Way Press Release