用“NGC 46”造句大全，NGC 46造句
NGC 4697在這幀照片的左上畫面之外，而畫面底端可見較小的不規則星系ngc 4731a，它自己的年輕藍*星團細節令人印象深刻。
NGC 4697 is beyond this frame above and to the left, but a smaller irregular galaxy NGC 4731a can be seen near the bottom in impressive detail with its own young blue star clusters.
It is the spiral galaxy NGC 4603, the most distant galaxy in which Cepheid variables have been found.
Its broad arms are distorted by gravitational interaction with a fellow Virgo cluster member, giant elliptical galaxy NGC 4697.
NASA Hubble Space Telescope (HST) view of the magnificent spiral galaxy NGC 4603, the most distant galaxy in which a special class of pulsating stars called Cepheid variables have been found.
