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9 天
哈勃镜头下的仙女座星系
此外,STScI还指出,哈勃太空望远镜能够分辨出仙女座星系中超过2亿颗恒星。尽管这个数字非常庞大,但哈勃只能检测到比太阳更亮的恒星,而那些亮度低于检测极限的恒星无法被观察到。根据估算,仙女座星系的总恒星数量可能高达1万亿颗。
15 天
IF=10.8,投稿暴涨3W+!CCF-A类,IEEE Trans系列无大牛也可投的顶刊!
作为图像处理领域的top期刊,IEEE-TIP含金量很高,许多作者称赞其仅次于pami和ijcv,审稿人专业负责,无大牛也可投,除审稿周期较长外,性价比很高! 返回搜狐,查看更多 ...
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