How fast does gravity travel? When will the sun go nova? Who invented the light year? Will we ever travel to the stars? These are just some of the unusual and popular questions NASA astronomer Sten Odenwald answers in Back to the Astronomy Caf, based on his award-winning website "for the astronomically disadvantaged. " Since his acclaimed earlier book The Astronomy Caf publis...(展开全部)

"This is a truly astonishing book, invaluable for anyone with an interest in astronomy." Physics Bulletin "Just the thing for a first year university science course." Nature "This is a beautiful book in both concept and execution." Sky & Telescope

President Bill Clinton gives us his views on the challenges facing the United States today and why government matters—presenting his ideas on restoring economic growth, job creation, financial responsibility, resolving the mortgage crisis, and pursuing a strategy to get us "back in the future business.” He explains how we got into the current economic crisis, and offers specifi...(展开全部)

President Bill Clinton gives us his views on the challenges facing the United States today and why government matters—presenting his ideas on restoring economic growth, job creation, financial responsibility, resolving the mortgage crisis, and pursuing a strategy to get us "back in the future business.” He explains how we got into the current economic crisis, and offers specifi...(展开全部)

Packed with color photographs, this comprehensive reference chronicles the history of astronomy. This extraordinary book traces humans' interaction with the endless wonders of the night sky. The authors, both expert astronomers, researched 29 locations worldwide, from Beijing's ancient observatory to the observatory in Puerto Rico that searches for alien radio signals. They als...(展开全部)

作者:(美) Eric Chaisson（艾瑞克.简森），Steve McMillan（史蒂夫.麦克米兰） 译者:孙艳春 Eric Chaisson: 哈佛大学天体物理学博士，曾任太空望远镜科学研究所高级科技人员，约翰?霍普金斯大学和塔夫茨大学教授。现任教于哈佛大学，并在哈佛大学史密斯天体物理中心从事研究工作。出版关于天文学的书籍12本，两次获美国文学奖，两次获美国物理研究奖，一次获哈佛大学Smith-Weld奖。发表论文200余篇，其中一些原创性论文为其赢得了哈佛大学天体物理B. J. Bok奖。 孙艳春: 北京师范大学副教授, 长期从事天文学教学与研究工作, 发表论文多篇, 出版专著1部, 译著多部, 曾多次获教学奖, 研究项目10多项.

For one-semester Introduction to Astronomy courses. With Astronomy: A Beginner,s Guide, Seventh Edition, the briefer version of their two seminal textbooks, trusted authors Eric Chaisson and Steve McMillan continue to emphasize three major themes: the process of science, the size and scale of the universe, and the evolution of the cosmos. In the Seventh Edition, Chaisson and Mc...(展开全部)

作者:(美) Eric Chaisson（艾瑞克.简森），Steve McMillan（史蒂夫.麦克米兰） 译者:孙艳春 Eric Chaisson: 哈佛大学天体物理学博士，曾任太空望远镜科学研究所高级科技人员，约翰?霍普金斯大学和塔夫茨大学教授。现任教于哈佛大学，并在哈佛大学史密斯天体物理中心从事研究工作。出版关于天文学的书籍12本，两次获美国文学奖，两次获美国物理研究奖，一次获哈佛大学Smith-Weld奖。发表论文200余篇，其中一些原创性论文为其赢得了哈佛大学天体物理B. J. Bok奖。 孙艳春: 北京师范大学副教授, 长期从事天文学教学与研究工作, 发表论文多篇, 出版专著1部, 译著多部, 曾多次获教学奖, 研究项目10多项.