by Adriana Rigutti · Tikal-Susaeta · tapa blanda · ISBN 9788499280035
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«Observar el cielo» is Adriana Rigutti's astronomy guide, published by Tikal-Susaeta in paperback (240 pages, in Spanish).
Introduction to practical astronomy that shows and explains celestial objects, the history of their study and the fundamental theories. It includes the role of the Earth and the Moon and their mutual influence, the planets of the solar system and what is known about stars and galaxies, with guidelines for understanding observations of the sky.
It is the volume dedicated to the sky in Tikal's Enciclopedia Universal collection, published in Spain in January 2010.
For people aged 16 and over who are new to astronomy or wish to better understand what they observe in the sky.
