Archivo diario: Lunes, 30 enero, 2017

The Cat’s Eye Nebula from Hubble

To some, it may look like a cat’s eye. The alluring Cat’s Eye nebula, however, lies three thousand light-years from Earth across interstellar space. A classic planetary nebula, the Cat’s Eye (NGC 6543) represents a final, brief yet glorious phase … Seguir leyendo

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Historia National Geographic – Febrero 2017

 

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