Valik Vladimirovich plays dressed as a soldier in Stoyanka outskirts Kyiv, Ukraine, Monday, May 30, 2022. (Photo by Natacha Pisarenko/AP Photo)

Demonstrators are assisted by members of Brigada Marabunta during a protest to mark International Women's Day, in Mexico City, Mexico on March 8, 2023. (Photo by Quetzalli Nicte-Ha/Reuters)

Family members pose for photos near lava flowing from Pacaya Volcano near El Patrocinio village in San Vicente Pacaya, Guatemala, Friday, April 16, 2021. (Photo by Moises Castillo/AP Photo)

A horse is paraded during the Arabian Horse Festival at the Bait al-Arab in Kuwait City on February 5, 2022. (Photo by Yasser Al-Zayyat/AFP Photo)

The geese in March, Cambs, UK on August 25, 2025. The family of around 20 white waterfowl have been a fixture in March, Cambs, for years and have made their mark by regularly waddling to the high street. (Photo by South West News Service)

A boy and a woman run across a railway track as a train approaches in Chengdu, Sichuan province, China, October 8, 2015. Many residents disregard sign prohibiting this kind of illegal crossing and choose to do so to save time, local media reported. (Photo by Hao Fei/Reuters/Western China Metropolis Daily)

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.

A group of stags charge across a frosty field in Bushy Park, London, leaping in near-perfect formation as the early morning mist hangs low in the second decade of December 2025. (Photo by Max Ellis/The Times)