企鹅老博士:您好! 我是个生活在农村的孩子,农村的空气洁净,每到夜晚,可以看见天空有很多星星,银河也能看清呢!我发现天上的星星颜色不大一样,有的发黄,有的偏红,当然,更多的星星是白亮白亮的,很好看。我想知道,星星为什么有不同的颜色?您能给我讲讲吗? 黑龙江省桃山县双丰小学王黎明 Penguin old doctor: Hello! I am a child living in rural areas, the rural air clean, every night, you can see the sky has many stars, the Milky Way can see it! I found the sky stars are not the same color, and some Yellow, some reddish, of course, more stars are white and white, very good looking. I want to know why the stars have different colors, can you tell me about it? Wang Liming, Shuangfeng Primary School, Taoshan County, Heilongjiang Province