搜索 - 科创

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综合多方数据，太阳在Ku频段的通量密度约为1E6Jy（1Jy=1E-26W/(m^2·Hz)），而很多天文书籍中都提到仙后座A、天鹅座A。

转帖：某天文爱好者广东活动真的从没看过这么美的土星，以前用的镜子瞬间感觉都是浮云，包括8寸的牛，8寸的SCT，都是浮云。。。300倍下目视一会，在大气闪烁的宁静间竟然察觉到了环外边线一条...

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