French-British actress and singer Charlotte Gainsbourg arrives to attend a state dinner in honor of Britain's King Charles and Queen Camilla at the Chateau de Versailles (Versailles Palace) in Versailles, near Paris, on the first day of their State visit to France on September 20, 2023. (Photo by Benoit Tessier/Reuters)

A model wears a creation as part of the Dolce & Gabbana women's Spring Summer 2024 collection presented in Milan, Italy, Saturday, September 23, 2023. (Photo by Antonio Calanni/AP Photo)

Members of Barcelona's Latin community perform traditional dances in the city center on the occasion of the national day of Spain on October 12, 2023. (Photo by Jordi Boixareu/Alamy Live News)

A young chimpanzee reacts on a pirogue with Rohmay Ndoulek, from the Papaye International association, during an outing in the Douala-Edea Natural Park in Marienberg on December 15, 2024. In the heart of Douala-Edea Natural Park, dedicated Cameroonian caretakers tend to and rehabilitate chimpanzees, victims of poaching and deforestation, at Papaye International, a sanctuary dubbed a “monkey paradise”. Founded in 2001, the association funded by 30 million friends and the Brigitte Bardot Foundation regularly receives eco-volunteers from all over the world. (Photo by Daniel Beloumou Olomo/AFP Photo)

A Thai Buddhist monk performs a religious rite blessing elephants and mahouts to mark the National Elephant Day at the Ayutthaya Elephant Palace and Royal Kraal in the world heritage city of Ayutthaya, Thailand, 13 March 2025. The National Elephant Day has been observed annually on 13 March since 1998 when it was established by the Thai government, in an effort to protect and conserve Thai elephants, who are part of the Asian elephant family classified as an endangered species. (Photo by Rungroj Yongrit/EPA)

A juvenile blackcap is recorded in the soft light of morning at Minorca, UK, a former open-cast mine near Moira in the National Forest on June 18, 2025. Dr Heather Gilbert, research and evidence manager, checks mist nets among wildflowers and young trees as part of long-term monitoring that shows bird numbers have increased by 48 per cent over 30 years. (Photo by Rod Kirkpatrick/RKP Photography)

Jasmine Paolini hits a forehand during her first-round US Open match on Sunday, August 24, 2025 at USTA Billie Jean King National Tennis Center in the Flushing neighborhood of the Queens borough of New York City. (Photo by Ray Giubilo)

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.