Members of kibbutz Nirim celebrate Shavuot, a Jewish holiday marking both the giving of the Torah and the wheat harvest, at the kibbutz near the border of the besieged Gaza Strip on June 1, 2025, for the first time since the October 2023 attacks by Palestinian militants. (Photo by Menahem Kahana/AFP Photo)

Kyrgyz girls pose in traditional costumes during the Nowruz celebration in Bishkek, Kyrgyzstan, 20 March 2024. Nowruz is the Persian New Year celebrated by various ethnic groups worldwide and it traditionally marks the first day of spring. (Photo by Igor Kovalenko/EPA/EFE)

Emma Raducanu of the United Kingdom looks on during a women's singles match against Anna Kalinskaya on day 6 of the Mubadala Citi DC Open 2025 at William H.G. FitzGerald Tennis Center on July 26, 2025 in Washington, DC. (Photo by Scott Taetsch/Getty Images)

American singer Sabrina Carpenter performs onstage at the 2024 Coachella Valley Music and Arts Festival at Empire Polo Club on April 12, 2024 in Indio, California. (Photo by Emma McIntyre/Getty Images for Coachella)

A man looks at a statue of the Greek god Poseidon on a beach during the passage of tropical storm Beryl in Progreso, on the Yucatan Peninsula, Mexico, on July 5, 2024. Beryl weakened to a tropical storm Friday after hitting Mexico as a Category 2 hurricane, with fierce winds causing material damage but no injuries along the tourist-rich Yucatan Peninsula. (Photo by Hugo Borges/AFP Photo)

Ravers dance around Love Mobiles during the 22nd edition of the Lake Parade in Geneva, Switzerland, 20 July 2024. (Photo by Salvatore Di Nolfi/EPA/EFE)

Papai Simon Ole Mamai of the Maasai Cricket Warriors team from Kenya runs during a match against English team “The Shed” during “The Last Man Stands” cricket tournament at Dulwich sports ground in South London September 1, 2013. (Photo by Philip Brown/Reuters)

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.