View Full Version : Podcast: Orbit of the Planets, Green Stars, and Oort Cloud Contamination

2008-Oct-30, 08:10 PM
We're back to a themeless questions show. We're right across the Universe this time. Why are the planets lined up in a nice flat plane? Why are there no green stars? And is the Oort Cloud contaminating our understanding of the cosmic microwave background radiation? If you've got a question for the Astronomy Cast team, [...]

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