A Rohingya migrant woman, who arrived in Indonesia by boat, carries a bottle of drinking water inside a temporary compound for refugees in Kuala Cangkoi village in Lhoksukon, Indonesia's Aceh Province May 17, 2015. (Photo by Reuters/Beawiharta)

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.

Thomas Thwaites of the United Kingdom accepts the 2016 Ig Nobel Prize in Biology for “creating prosthetic extensions of his limbs that allowed him to move in the manner of, and spend time roaming the hills in the company of, goats” during the 26th First Annual Ig Nobel Prize ceremony at Harvard University in Cambridge, Massachusetts, U.S. September 22, 2016. (Photo by Brian Snyder/Reuters)

A traditional high altitude bonfire burns on the occasion of the Swiss National Day on the “Stanserhorn” mountain near Stans, Switzerland, Sunday, August 1, 2021. (Photo by Urs Flueeler/Keystone via AP Photo)

Snow blows off the Svalbard Global Seed Vault before being inaugurated at sunrise, Tuesday, February 26, 2008. (Photo by John McConnico/AP Photo)

Models showcase designs aboard fishing boats off Ngor Island during the 23rd Dakar Fashion Week, organized by Senegalese-French designer Adama N'Diaye, founder of the brand “Adama Paris”, on December 6, 2025, in Dakar, Senegal. (Photo by Cem Ozdel/Anadolu via Getty Images)

“Einar Erici (1885–1965) was a physician by profession, working at a tuberculosis hospital in Stockholm, even running a private medical practice. He was by then the most renowned Swedish expert of church organs and organ builders, and his archival collection is today held by the Swedish National Heritage Board. This archive includes mostly writings, such as letters and manuscripts for published articles and essays, but also more than 2 000 black and white photos – original prints, glass plates and film negatives”. – Swedish National Heritage Board

Photo: Priest, Valamo Monastery, Karelia, Russia (then Finland), 1930s. Father Venerius with a birchbark basket. (Photo by Einar Erici)

“Ring Girls” attend the undercard bouts before Oleksandr Usyk of Ukraine faces Daniel Dubois of Great Britain in their undisputed heavyweight title bout at the Wembley Stadium in London, Great Britain, 19 July 2025. It is the second meeting between the WBA (Super), WBO and WBC champion Usyk and IBF title-holder Dubois following their fight in 2023 which Usyk won. (Photo by Daniel Hambury/EPA)