Comet dust returned to Earth … Pluto gets the boot … an exoplanet milestone. These are just a few of the astronomy stories that made our top 10 list of 2006, featured in our January 2007 issue.
In this week’s show, author Frank Reddy explains why Stardust’s sample return is the most significant story of the year, talks about what goes into producing this annual review, and forecasts what we can expect in 2007.
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