The Sky Tonight Update: Full Moon

 Full Moon

This September 25th, the Moon will be located on the opposite side of the Earth as the Sun and its face will be will be fully illuminated.

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It’s The First Day of Autumn

September Equinox

The September equinox occurs at 01:54 UTC. The Sun will shine directly on the equator and there will be nearly equal amounts of day and night throughout the world. This is also the first day of fall (autumnal equinox) in the Northern Hemisphere and the first day of spring (vernal equinox) in the Southern Hemisphere.

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The Sky Tonight Update: Sept. 22, September Equinox

September Equinox

The September equinox occurs at 20:02 UTC. The Sun will shine directly on the equator and there will be nearly equal amounts of day and night throughout the world. This is also the first day of fall (autumnal equinox) in the Northern Hemisphere and the first day of spring (vernal equinox) in the Southern Hemisphere.