"How many stars are in the sky? How did the universe begin? Where did it come from? This is the story of Edwin Hubble, a boy fascinated by the stars who surmounted many hurdles to follow his dreams of becoming an astronomer. Using the insights of great mathematicians and endlessly observing the sky, he succeeded in confirming two things that altered human life forever: that there are more galaxies than our own, and that the universe is always expanding....

The genesis of our universe has captured the imagination of astronomers throughout history. The development of the big bang theory is a story of heated debates, a race to discovery, and persistent scientists who refused to give up. The Big Bang Theory includes biographies of Arno Penzias, Robert Wilson, Ralph Alpher, and more. The book presents proven scientific facts about our universe alongside questions that today s astrophysicists work tirelessly...

"Travel back in time to the big bang, and learn about the formation of the universe. Explore the baffling world of black holes, and find out how scientists are searching for alien life. Discover the strangest sights of the universe, from quirky quasars to clouds that smell like raspberries."--

"Cosmic inflation is the theory that the early universe went through fast, exponential expansion for a fraction of a second after the Big Bang and then slowed down to the current rate of expansion. Simplified explanations of complex scientific concepts such as dark energy, dark matter, and the cosmic microwave background and dynamic images will help students comprehend how the study of cosmic inflation has reshaped our understanding of how the universe...