http://blogs.discovermagazine.com/badastronomy/2008/09/08/ten-things-you-dont-know-about-the-earth/
http://blogs.discovermagazine.com/badastronomy/2008/03/12/ten-things-you-dont-know-about-the-milky-way-galaxy/
Aspectos interesantes de la tierra y nuestra galaxia
martes, 1 de diciembre de 2009
Les dejo dos paginas interesantes que explican algunas cosas interesantes de la tierra y la vía láctea:
http://blogs.discovermagazine.com/badastronomy/2008/09/08/ten-things-you-dont-know-about-the-earth/
http://blogs.discovermagazine.com/badastronomy/2008/03/12/ten-things-you-dont-know-about-the-milky-way-galaxy/
http://blogs.discovermagazine.com/badastronomy/2008/09/08/ten-things-you-dont-know-about-the-earth/
http://blogs.discovermagazine.com/badastronomy/2008/03/12/ten-things-you-dont-know-about-the-milky-way-galaxy/
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