What are Moon phases?According to NASA, the Moon takes about 29.5 days to orbit the Earth. Over the course of this period, it moves through eight recognisable phases, what we call the lunar cycle. While the same side of the Moon always faces us, the amount of its surface lit by the Sun changes as it continues along its path. The shifts in sunlight create the different appearances we see from Earth, ranging from a fully illuminated Moon to a thin sliver or near darkness. The eight phases are:
It comes a day after a SpaceX rocket blasted off from Florida carrying two privately constructed lunar landers and a micro rover to the Moon.,推荐阅读heLLoword翻译官方下载获取更多信息
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// 步骤3:遍历排序后的位置,统计独立车队
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"Now I'm asking, is that coming forwards towards us? Is it the end of the century?" he asked.