Girls make a heart sign as the sun sets over the Mediterranean Sea coastline in Beirut, Lebanon, Friday, July 14, 2023. (Photo by Hassan Ammar/AP Photo)

Singer Dua Lipa and her fiancé, Callum Turner, soak up the sun and unwind together during their lively vacation in Ibiza, Spain on August 14, 2025. (Photo by Gtres/Backgrid UK)

A light pillar is a visual phenomenon created by the reflection of light from ice crystals with near horizontal parallel planar surfaces. The light can come from the Sun (usually at or low to the horizon) in which case the phenomenon is called a sun pillar or solar pillar. It can also come from the Moon or from terrestrial sources such as streetlights.

Starlings come home to roost on Brighton's Old Pier as the sun sets on December 21, 2011 in Brighton, England. December 21 marks the winter solstice, the shortest day of the year. (Photo by Dan Kitwood/Getty Images)

A woman reacts to the sun coming out of the clouds during the annual Easter Parade and Bonnet Festival on Fifth Avenue in New York City, New York, U.S. April 21, 2019. (Photo by Stephanie Keith/Reuters)

An aircraft passes the rising sun during take off at the international airport in Frankfurt, Germany, Monday, September 2, 2019. (Photo by Michael Probst/AP Photo)

Hindu women worship the Sun god in the polluted waters of the river Yamuna during the Hindu religious festival of Chatth Puja in New Delhi, India, November 3, 2019. (Photo by Adnan Abidi/Reuters)