A worker sprays disinfectant as sanitization operations against Coronavirus are carried out in the museum hosted by the Maschio Angioino medieval castle, in Naples, Italy, Tuesday, March 10, 2020. (Photo by Alessandro Pone/LaPresse via AP Photo)

A brightly burning magnesium-rich meteor known as a bolide was captured near Bude, Cornwall on January 24, 2020. (Photo by Chris Small/Apex News)

American actress and YouTuber Madeline Petsch in the second decade of May 2023 jokes about “intimacy“ while filming “Riverdale”. (Photo by madelame/Instagram)

Swedish model Elsa Hosk stunned in the second decade of September 2024 as she posed on an office photocopier in stockings and suspenders. (Photo by Iamgia)

Vladimir Putin shows a hold to a young judo wrestler at the Regional Judo Center at the Arena Sports Complex in the Siberian city of Kemerovo on January 24, 2012, during his visit to the region. Putin is known for his passion for judo, in which he has a black belt. (Photo by AFP Photo/STR)

American singer Ashton Nicole Casey, better known as Ashnikko poses as she arrives for the Brit Awards at the O2 Arena in London, Britain, February 18, 2020. (Photo by Simon Dawson/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.