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)

“Sunward”. When the Mediterrenean Mantis opened its wings, It seemed very impressive at the sunshine... Photo location: Nicosia, Cyprus. (Photo and caption by Hasan Baglar/National Geographic Photo Contest)

Lazar and his sister Andjelka sit by a candle in their home in the eastern Serbian town of Majdanpek, December 4, 2014. Electricity workers in Serbia struggled through snow, ice and treacherous terrain on Thursday to restore electricity to an eastern town left shivering without power, heating or running water for a fourth day. (Photo by Marko Djurica/Reuters)

Amundsen-Scott South Pole Station experiences months of darkness. The sun dips below the horizon on March 21, after which follows several weeks of twilight before complete darkness results. Photo taken on June 25, 2009. (National Science Foundation/Jeremy Johnson)

Blindfolded Myanmar boys try to eat the biscuits during a fair on the occasion of the 73rd Myanmar Independence Day in Yangon, Myanmar, 04 January 2021. Myanmar, also known as Burma, was colonized by Britain in 1824 and became an independent republic on 04 January 1948. (Photo by Lynn Bo Bo/EPA/EFE)

Members of Wonderfam CausePlay pose for a group photo at Buttercup Sand Dunes on January 15, 2022 in Winterhaven, California. Buttercup San Dunes was the location of several iconic scenes filmed for Star Wars: Return of the Jedi. (Photo by Daniel Knighton/Getty Images)

Gigi Hadid, American fashion designer Jeremy Scott and Bella Hadid pose backstage of the Moschino fashion show during the Milan Fashion Week Fall/Winter 2022/2023 on February 24, 2022 in Milan, Italy. (Photo by Vittorio Zunino Celotto/Getty Images)