Amazing Super Blue Blood Moon!

此次“超级蓝月”与月全食组合为何如此受瞩目? 其实,“蓝月”并不稀有,但如果“蓝月”是一颗“超级月亮”,又同时发生月全食,那就是十分罕见的天象。 On January 31, you will be treated to both a visible supermoon—what we call a full moon at its closest orbital point to…