A fox pounces on a mouse in the snowy hills on the border of the Czech Republic and Slovakia. (Photo by Johnny Krüger/Mediadrumimages)

American model, actress, and media personality Olivia Culpo in the first decade of September 2024 says goodbye to summer. (Photo by oliviaculpo/Instagram)

Competitors practice their moves before taking part in the UK Hobby Horse championship at Bury Farm Equestrian Centre on September 08, 2024 in Slapton, United Kingdom. While hobby horsing as a form of play has been around for centuries, the modern-day interpretation of the sport originated in Finland.(Photo by Dan Kitwood/Getty Images)

American media personality and socialite Kylie Jenner shows off her curves in her new pink Alo set early February 2025. (Photo by kyliejenner/Instagram)

A Pure Green Sweat Bee (Augochlora pura) covers itself in pollen while pollinating the flower of a squash plant in Toronto, Ontario, Canada, on August 23, 2024. (Photo by Creative Touch Imaging Ltd/NurPhoto/Rex Features/Shutterstock)

American actress Sydney Sweeney and a pal have a “little london getaway” while doing facemasks in a hot tub on December 10, 2025. (Photo by sydneysweeney/instagram)

A woman surveys the damage after the earthquake on March 17, 2011 in Kensennuma, Japan. (Photo by Chris McGrath/Getty Images)

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.