Fraser
2007-May-07, 04:58 PM
We know there's matter, and we know there's anti-matter. If there's dark matter, is there an anti-dark matter? How come gravity can escape from a black hole? Do black holes capture dark matter? Can a moon have a moon? Can a planet have two stars? If you've had any of these questions, you'll want to listen to this week's show.
Read the full blog entry (http://www.astronomycast.com/uncategorized/episode-35-questions-show-4/)
Read the full blog entry (http://www.astronomycast.com/uncategorized/episode-35-questions-show-4/)