The competition, which is run by the Royal Observatory Greenwich in association with BBC Sky at Night Magazine, is now in its sixth year and has received over 2,500 entries. Photo: Centre of the Heart Nebula by Ivan Eder (Hungary). Situated 7500 light years away in the “W”-shaped constellation of Cassiopeia, the Heart Nebula is a vast region of glowing gas, energized by a cluster of young stars at its centre. The image depicts the central region, where dust clouds are being eroded and moulded into rugged shapes by the searing cosmic radiation. (Photo by Ivan Eder)

Fire and smoke erupt from a building just after an Israeli airstrike in Beirut's southern Shayah neighbourhood on November 22, 2024, amid the ongoing war between Israel and Hezbollah. (Photo by AFP Photo/Stringer)

A female vendor sells Christmas and New Year paraphernalia from her stall at a roadside in Abidjan, Ivory Coast, 16 December 2022. A few days before the Christmas holidays and with the celebrations of New Year's Eve and New Year's Day in sight, the shopping for seasonal decoration in the West African city is at its peak. (Photo by Legnan Koula/EPA/EFE)

Team GB’s Katarina Johnson-Thompson in action during the women’s heptathlon shot put, where she recorded a personal best at the Paris 2024 Olympic Games at Stade de France in Saint-Denis, north of Paris, on August 8, 2024. (Photo by David Levene/The Guardian)

A racegoer arrives for Ladies Day of the Royal Ascot horse racing meeting, at Ascot Racecourse in Ascot, England, Thursday, June 22, 2023. (Photo by Alastair Grant/AP Photo)

Bujang, a 35-year-old male orangutan rescued from a circus in Sumatra, washes his face on a sanctuary island surrounded by a river where non-releasable orangutans are protected for life at the Samboja Lestari Orangutan Rehabilitation Center run by the non-profit Borneo Orangutan Survival (BOS) Foundation in Samboja, East Kalimantan, on July 12, 2024. (Photo by Yasuyoshi Chiba/AFP Photo)

Spain's #02 Tania Moreno Matveeva digs the ball in the women's round of 16 beach volleyball match between Spain and Netherlands during the Paris 2024 Olympic Games at the Eiffel Tower Stadium in Paris on August 5, 2024. (Photo by Aris Messinis/AFP Photo)

Devotees of TikTok, Mona Swain, center, and her sister, Rachel Swain, right, both of Atlanta, monitor voting at the Capitol in Washington, as the House passed a bill that would lead to a nationwide ban of the popular video app if its China-based owner doesn't sell, Wednesday, March 13, 2024. Lawmakers contend the app's owner, ByteDance, is beholden to the Chinese government, which could demand access to the data of TikTok's consumers in the U.S. (Photo by J. Scott Applewhite/AP Photo)