Solstice
Videos
A solstice is the time when the Sun reaches its most northerly or southerly sun path relative to the celestial equator on the celestial sphere. Two solstices occur annually, around 20–22 June and 20–2
Sun Triangle in New York points at Sun upon equinox and solstices
2005 Summer solstice sunrise over Stonehenge
Marine sandglass MMM
A solargraph taken from the Atacama Pathfinder Experiment at the Llano de Chajnantor Observatory in the southern hemisphere. This is a long-exposure photograph, with the image exposed for six months in a direction facing east of north, from mid-December 2009 until the southern winter solstice in June 2010. The Sun's path each day can be seen from right to left in this image across the sky; the path of the following day runs slightly lower until the day of the winter solstice, whose path is the lowest one in the image.
September equinox
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The September equinox is the moment when the Sun appears to cross the celestial equator, heading southward. Because of differences between the calendar year and the tropical year, the September equino
Solstice
…UT date and time of equinoxes and solstices on Earth event equinox solstice equinox solstice month March June September December year day time day time day time day time 2016 20 04:31 20 22:35 22 14:21 21 10:45 2017 20 10:29 21 04:25…
Sunset at the equinox from the site of Pizzo Vento at Fondachelli Fantina, Sicily