The Mysterious Universe By Ellen Jackson and Nic Bishop How did the universe begin? How big is it? What is dark matter? Cosmologist（宇宙哲学家）and expert supernova（超新星）hunter Alex Filippenko hopes that supernovas can help us answer some of these questions. But first we’ve got to find them! Join Alex and his team as they go on the hunt with huge telescopes and banks of computers. The Time and Space of Uncle Albert By Russell Stannard What would you say if your uncle asked you whether you would like to go into space? You’d say, “When do I leave?”, just like the girl in this story. Gedanken is speeding across the universe trying to help her uncle answer some questions, such as “How big is space?” and “Where does gravity come from?” Along the way she also discovers how to get heavier without getting fat, how to live forever without knowing it, and the strange things that can happen when you go really fast. George’s Secret Key to the Universe By Lucy Hawking and Stephen Hawking When George chases his pet pig through a hole in the fence, little does he expect that he will soon be riding a comet（彗星）around Saturn（土星）. But just as he discovers the joys of space exploration with the computer Cosmos, which can open doors anywhere in the universe, everything starts to go wrong. When George’s lest-favorite teacher steals Cosmos and traps his friend’s dad in a black hole, can George set things right in time? A Child’s Introduction to the Night Sky By Michael Driscoll With a telescope or without one, this book can get you started exploring planets, stars and even strange stuff like time, space, and black holes. The universe is a big place, but this book comes with a handy star finder that you can take out with you at night to help you find your way around the stars. Look up and discover the universe! 小题1:According to the text, Alex Filippenko ______.
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