登入選單
返回Google圖書搜尋
Night sky : Watching the Universe outside your window
註釋"Night Sky" helps readers identify particular constellations, recognize the difference between a star and a planet, and understand why the entire sky appears to spin. They will discover how stars are born and die, what nebulae are, and how comets and asteroids are formed. Includes star charts, space images, and graphics.