单词：superluminous spiral galaxy
(astronomy) a type of supergiant spiral galaxy of the local universe that is much larger than most giant spiral galaxies, and whose stellar creation rate is much higher than typical spiral galaxies because it is more luminous
单词：superluminous spiral galaxy 相关文章
Galaxy 星系 Can you believe that there are at least 100 billion galaxies in the universe? Yes, there are. 你相信宇宙中至少有1,000亿个星系吗？确实有。 Small galaxies have 10 billion stars and big galaxies have one trillion stars. 小
与美国小学生一起学英文第11册
We've transported the earth 3 billion years into the future. The sky is dominated by a massive galaxy called Andromeda. The view looks peaceful enough. But whats about to happen is one of the greatest calamities in the universe. The clues lie in thes
自然百科2011年
It's really a wonderful time to be an astronomer, especially in studies of Milk Way. Were undergoing something for revolution. In fact, we can take you places. They're really quite remarkable. We are about to embark on an amazing journey. We'll take
自然百科2011年
By comparing the detailed images, Hubble has taken another spiral galaxy. With the best images of our own taken from the ground, and by using satellites to measure the distance and density of stars in different directions, astronomers have been able
自然百科2011年
But that is not the only surprise. People began to realize that these tiny star-like things or they looked like stars are actually putting out as much energy as a hundred of galaxies. And they didnt look like a galaxy at all. The paradox was how some
探索与发现2013年
Looking for supernovae is mostly a matter of not finding them. From 1980 to 1996 he averaged two discoveries a yearnot a huge payoff for hundreds of nights of peering and peering. Once he found three in fifteen days, but another time he went three ye
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