Race-goers enjoy a drink during the “Ladies Day” at the Epsom Derby in Epsom Downs, Britain, 02 June 2023. The Epsom Derby Festival of horse racing takes place on 02 and 03 June 2023. (Photo by Neil Hall/EPA)

Tautumeitas from Latvia performs the song “Bur Man Laimi” during the dress rehearsal for the second semi-final of the 69th Eurovision Song Contest, in Basel, Switzerland, Wednesday, May 14, 2025. (Photo by Martin Meissner/AP Photo)

Women dressed in traditional costumes sing Christmas carols as they gather to celebrate Orthodox Christmas at a compound of the National Architecture museum in Kyiv, Ukraine on January 7, 2022. (Photo by Valentyn Ogirenko/Reuters)

Female Siberian tiger Dasha yawns in the new enclosure at the zoo in Duisburg, Germany, 30 March 2016. The new facility is three times larger than the old one and will be opened to the public on the same day. (Photo by Roland Weihrauch/EPA)

Magdalena Vasquez, also known as “Bgirl Mags” (R) and Chris Cielo, also known as “Bboy Cielo” (L) perform during a media call for the Red Bull BC One breakdancing competition at the Brisbane Powerhouse in Brisbane, Australia, 01 July 2025. The world's biggest one-on-one breakdancing competition, the Red Bull BC One have announced Brisbane as the host city for the 2025 Red Bull BC One Cypher Australia. (Photo by Darren England/EPA)

American actress and model Julia Fox is seen on the 'One Night Only' movie set at the 'White Horse Tavern' in the West Village, Manhattan on December 02, 2025 in New York City. (Photo by Jose Perez/Bauer-Griffin/GC Images)

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.

The sun rises behind The Royal Liver Building in Liverpool, Merseyside on Tuesday, January 17, 2023. (Photo by Peter Byrne/PA Images via Getty Images)