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bruno beckert


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Planetary Astronomy
Observing, imaging and studying the planets
A comprehensive book about observing, imaging, and studying planets. It has been written by seven authors, all being skillful amateur observers in their respective domains.
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Ca va peut-être l'occasion d'en savoir un peu plus sur ce corps mystérieux.

Ils faudra qu'ils fassent gaffe les Américains: Ils ne faut pas qu'ils décrochent Phobos en faisant décoller leur vaisseau

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