Category Archives: Science

Buying a star

Posted on February 20, 2012 by drgrundstrom

Last week, I brought the portable planetarium that I run (the Fisk-Vanderbilt NASA Astronomy Roadshow) to a school north of Nashville.  From both the parents and the students, I got questions about buying a star for someone.  I get these questions a lot – from people when I do outreach, from friends for whom I’m […] Continue reading →

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Planet Retraction??

Posted on February 4, 2012 by drgrundstrom

In the world of exoplanets (and all of science really), one has to be very careful and very sure of what one is publishing.  Researchers were very sure and very excited when they discovered what looked like a planet around the star Fomalhaut.  Totally looked like an open-and-shut case: they took a picture of Fomalhaut […] Continue reading →

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Global Warming Issues :)

Posted on February 1, 2012 by drgrundstrom

It’s unfortunate that these days, “global warming” is such a dirty word; tis a fascinating topic and one we’ll be investigating a bit during our course (in Unit 3 when we talk about the rocky planets).  Despite the fact we’ll be looking at this more later, I HAVE to post about two things that I […] Continue reading →

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