Chinese honor guards prepare for the arrival of Palestinian President Mahmoud Abbas and China's President Xi Jinping at the Great Hall of the People in Beijing Wednesday, June 14, 2023. (Photo by Jade Gao/Pool Photo via AP Photo)

A protester takes part in a demonstration as part of the Fridays for Future movement amid the ongoing climate crisis in Milan, Italy on October 6, 2023. (Photo by Claudio Furlan/LaPresse/Rex Features/Shutterstock)

White House Press Secretary Karoline Leavitt takes questions during her first daily briefing at the White House in Washington on January 28, 2025. (Photo by Carlos Barria/Reuters)

A woman dressed in a cheongsam interacts gracefully with vibrant fish lanterns at Kwai Chai Hong, a heritage revival alley in Chinatown, on January 09, 2025, in Kuala Lumpur, Malaysia. Kwai Chai Hong celebrates the Lunar New Year with an immersive art installation titled Bountiful Blessings, inspired by the idiom “Nian Nian You Yu”, which translates to “Wishing an Abundance Year After Year”, blending traditional fish lanterns with modern lights to inspire abundance and prosperity, inviting visitors to embark on a cultural journey of generosity and abundance for future generations. (Photo by Annice Lyn/Getty Images)

Picture of a float taking part in the “White Day” parade during the Carnival of Blacks and Whites in Pasto, Colombia on January 6, 2024. The Blacks and Whites carnival has its origins in a mix of Andean, Amazonian and Pacific cultural expressions, and it celebrates the ethnic diversity in the region and was proclaimed by UNESCO as intangible cultural heritage in 2009. (Photo by Joaquín Sarmiento/AFP 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.

Villagers use a makeshift bamboo bridge to move across flooded areas of Morigaon district in the northeastern Indian state of Assam August 20, 2014. The latest heavy rains have caused landslides and floods in many parts of India and Nepal, where at least 90 people have been killed since Thursday. (Photo by Reuters/Stringer)

Arctic treasure by Sergey Gorshkov (Russia). An arctic fox carries its egg trophy from a raid on a snow goose nest and heads for a suitable burial spot. Finalist 2017, Animal Portraits. (Photo by Sergey Gorshkov/2017 Wildlife Photographer of the Year)