A fledgling solar system containing deep within it enough water vapor to fill all the oceans on Earth five times, located in our Milky Way galaxy about 1,000 light years from Earth in the constellation Perseus. (Photo by Reuters/NASA/JPL-Caltech)

Ana Mendez Casteñeda smokes marijuana during “Fumaton 420” outside the national Senate in Mexico City, Tuesday, April 20, 2021. The demonstrators are calling for the legalization of marijuana. (Photo by Marco Ugarte/AP Photo)

A woman looks at The Empire State Building and the New York Skyline during a preview of SUMMIT One Vanderbilt observation deck, which is spread across the top four floors of the new One Vanderbilt tower in Midtown Manhattan, in New York City, New York, U.S., October 18, 2021. (Photo by Eduardo Munoz/Reuters)

A man dives into a canal during a hot day in Larkana district of Sind province on July 20, 2023. (Photo by Ahmed Raza Soomro/AFP Photo)

Daniel Sheridan, a council worker from Poole, Dorset, runs a side hustle snapping dogs living their best lives in the second decade of December 2024. (Photo by Daniel Sheridan/South West News Service)

Canada's Jean-Simon Desgagnes competes in the men's 3000m steeplechase final of the Pan American Games Santiago 2023 at the National Stadium in Santiago, on November 4, 2023. (Photo by Martin Bernetti/AFP Photo)

A pair of gloved hands are dwarfed by the furry paws of Boris the Polar Bear at the Point Defiance Zoo & Aquarium's animal health care hospital Saturday, February 23, 2013 in Tacoma, Washington. (Dean J. Koepfler/Tacoma News Tribune/MCT)

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.