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新月

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Diagram of the Moon's phases shown in the outer perimeter as seen from the northern hemisphere. The Earth is at the center of the diagram and the Moon is shown orbiting.

月の満ち欠け月相のメカニズムと観測の基礎知識

月の満ち欠け月相新月満月
refer to caption

スーパームーンの正体とは?仕組みから地球への影響までを解説

スーパームーン近地点満月新月
A simulated image of the traditionally defined new Moon: the earliest visible waxing crescent (lower right), which signals the start of a new month in many lunar and lunisolar calendars.[1] At new moon, mostly earthlight illuminates the near side of the Moon.[a]

新月(しんげつ)の天文学的定義と世界各地の暦への影響

新月月相太陰暦
Diagram of the Moon's phases shown in the outer perimeter as seen from the northern hemisphere. The Earth is at the center of the diagram and the Moon is shown orbiting.

月の満ち欠け月相の仕組みと観測のポイント

月の満ち欠け月相新月満月