A brig with scarlet sails travels on the Finnish Gulf coast during a rehearsal for the the Scarlet Sails festivities marking school graduation in St. Petersburg, Russia, early Saturday, June 27, 2020. This year the festival will not be held in the city center, but on the Finnish Gulf. Due to the coronavirus pandemic, there will be no spectators but the event will be broadcast on television. (Photo by Dmitri Lovetsky/AP Photo)

An all women team from Indian Border Security force displays their skill on a moving motorcycle during the rehearsal for the upcoming Republic Day parade at the Raisina hills, the government seat of power, in New Delhi, India, Thursday, January 20, 2022. India celebrates Republic Day on Jan. 26, highlighted by a march past by different branches of the military as well as a display of arms and missiles. (Photo by Manish Swarup/AP Photo)

American singer, songwriter and dancer Britney Spears in the last decade of October 2022 continues to pose nude for her Instagram return. (Photo by britneyspears/Instagram)

Lucha Libre wrestlers perform during the Lucha VaVoom spectacle “Cinco de Mayan” at The Mayan theater in Los Angeles, California, USA, late 04 May 2023 (issued 05 May 2023). The Lucha VaVoom presents Lucha Libre wrestling spectacles and mixes them with burlesque show elements. (Photo by Caroline Brehman/EPA/EFE)

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.

An employee of a bakery talks on his mobile while balancing on his head a tray of freshly baked bread from a local bakery in a street in Cairo, Egypt, January 12, 2016. (Photo by Asmaa Waguih/Reuters)

Members of the Royal Navy respond to a simulated fire in a Vanguard-class submarine control room training facility at Clyde naval base in Faslane, Scotland on January 21, 2016. (Photo by Photograph: Danny Lawson/PA Wire)

A racegoer enjoy the atmosphere following 2016 Derby Day at Flemington Racecourse on October 29, 2016 in Melbourne, Australia. Women attendees weren’t afraid to show off some skin as the warm summer weather arrived in Australia. (Photo by Splash News and Pictures)