Astronomy - 50 Greatest Mysteries of the Universe
English | 100 Pages | PDF | 60MB
50 Greatest Mysteries of the Universe is an astronomy buff’s dream book! The latest research on astronomy’s biggest questions. How old is the universe? Are there other planets like Earth? How do massive stars explode? Why does antimatter matter? What role does string theory play? Cutting-edge science written in easy-to-understand language.
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