Zhu Jianqiang, or “strong-willed pig”, famous for surviving more than a month buried in the ruins after the magnitude-8.0 Wenchuan earthquake in 2008, feeds on food sent by admirers wishing it a safe winter in Jianchuan Museum, Chengdu city, southwest China's Sichuan province, 11 January 2021. (Photo by Rex Features/Shutterstock)

A military helicopter flies over people during the Afghan Security Forces Exhibition, at the Darul Aman Palace in Kabul, Afghanistan, Wednesday, March 3, 2021. The three-day military exhibition in Kabul allowed civilians to have a first hand view and take pictures of weaponry used by Afghan Security forces. (Photo by Rahmat Gul/AP Photo)

A surfer rides a wave as bioluminescent plankton lights up the surf around him during the coronavirus outbreak, Thursday, April 30, 2020, in Newport Beach, Calif. California Gov. Gavin Newsom on Thursday temporarily closed Orange County's coastline after large crowds were seen there. (Photo by Mark J. Terrill/AP Photo)

A member of the carnival group “La Vijanera de Silio” poses during the traditional ancient festival in the town of Silio, northern Spain, Saturday, January 7, 2023. (Photo by Alvaro Barrientos/AP Photo)

Photographers take photographs of the Large Air Tanker (LAT) C-130 Hercules, also known as “Thor”, as it drops a load of around 15,000 litres during a display by the Rural Fire Service ahead of the bushfire season at RAAF Base Richmond Sydney, Australia, September 1, 2017. (Photo by David Gray/Reuters)

Orphaned mountain gorilla, Ndakasi, lies in the arms of her caregiver, Andre Bauma, on September 21, 2021 shortly before her death, which the park confirmed on September 26. Mr Bauma and others at the Senkwekwe Mountain Gorilla Center had cared for Ndakasi and other orphans for 13 years. Ndakasi had suffered a prolonged illness prior to her death. This is the only mountain gorilla orphanage in the world and takes in mountain gorilla orphans who have lost their families to poaching or conflict. A number of the orphans here were rescued from sales by poachers in sting operations carried out by Congolese National Park Authority (ICCN) rangers. (Photo by Brent Stirton/Getty Images)

In this April 18, 2019 photo, tattoo artist Lalo Calva inks a tattoo on client Adrian Alonso Rodriguez, a journalist, announcer and dubbing artist, at the Corona Tattoo parlor in Mexico City. Not only inks and techniques have changed in Mexico over the years, but tattoos themselves have evolved from stigmatized symbols of gangs, violence and poverty to an art form. (Photo by Marco Ugarte/AP Photo)

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.