Spain supporters celebrate as Spain's Nico Williams scores the opening goal in Madrid, Spain, July 14, 2024 during the screening of the final match between Spain and England at the Euro 2024 soccer tournament in Berlin Germany. (Photo by Andrea Comas/AP Photo)

Today is what is known as the equilux and it happens when day and night are equal and occurs a few days before the spring equinox, and a few days after the autumn equinox. What appears to be a floating leaf is actually a stray sticking to a wet car windshield in a park in Scaggsville, Maryland on September 25, 2024. Today sunrise was at 7:02am and sunset took place at 7:02pm. The green and orange colored leaf (about half for each color) seems to represent the transition from Summer to Fall. (Photo by Michael S. Williamson/The Washington Post)

Spain's defender #14 Laia Codina celebrates scoring her team's fourth goal during the Australia and New Zealand 2023 Women's World Cup round of 16 football match between Switzerland and Spain at Eden Park in Auckland on August 5, 2023. (Photo by Saeed Khan/AFP Photo)

Detroit Lions cheerleaders perform a routine with the Grinch during a timeout in the action in the second quarter of the Detroit Lions against the Green Bay Packers at Ford Field in Detroit, Michigan on December 5, 2024. (Photo by Lon Horwedel/USA Today Sports)

In this image taken with a slow shutter speed, Slovakia's Emma Zapletalová competes in the women's 400-meter hurdle race during the Bislett Games athletics meeting at Bislett Stadium in Oslo, Thursday, June 12, 2025. (Photo by Fredrik Varfjell/NTB via AP Photo)

Pascal Siakam #43 of the Indiana Pacers dunks against Jalen Williams #8 of the Oklahoma City Thunder during the third quarter in Game Six of the 2025 NBA Finals at Gainbridge Fieldhouse on June 19, 2025 in Indianapolis, Indiana. (Photo by Maddie Meyer/Getty Images)

Starting on Monday, August 12, Perseid meteors will streak across the summer sky for a couple of nights, offering casual stargazers and serious nighttime photographers a chance to capture a glimpse of the annual meteor shower. Photo: Photographer David Kingham created this composite image from 23 photos on August 12, 2012. (Photo by David Kingham)

The Royal Observatory just announced its Astronomy Photographer Of The Year 2013 winners. Australian photographer Mark Gee was chosen among a thousand amateur and professional photographers around the globe to win the top title. His work is part of an exhibition of the winning photographers, which opened on Sept. 19 at the Royal Observatory Greenwich. The Royal Observatory shared with us the winners and notable mentions of the competition. Their descriptions of the prizewinners can be found below the images.