Singer Rihanna prepares for a photoshoot with photographer Annie Leibovitz in Havana, Cuba, May 28, 2015. (Photo by Reuters/Stringer)

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)

A cyclist rides the path around Lake Harriet on Memorial Day in Minneapolis on Monday, May 25, 2020. The area around the Lake Harriet Bandshell was busy but not crowded on Memorial Day evening. (Photo by Jeff Wheeler/Star Tribune via AP Photo)

Waitresses wearing protective masks, face-shields and gloves to prevent infections following the coronavirus disease (COVID-19) outbreak, gesture to customers toasting glasses at the cheerleader-themed restaurant “Cheers One” in Tokyo, Japan on May 11, 2020. (Photo by Kim Kyung-Hoon/Reuters)

In this Saturday, June 14, 2014 file photo, two women kiss in front of a rainbow flag, the symbol of the gay rights movement, during the Gay Pride parade in central Athens, Greece. Ahead of May 21, general elections, Alexis Tsipras, head of the main left-wing opposition party, Syriza, promised on Tuesday, April 4, 2023 to legalize same-s*x marriage if he becomes the next prime minister. (Photo by Petros Giannakouris/AP Photo)

A Palestinian man sits on a damaged car following Israeli airstrikes on Jabaliya refugee camp, northern Gaza Strip, Thursday, May 20, 2021. Heavy airstrikes pummeled a street in the Jabaliya refugee camp in northern Gaza, destroying ramshackle homes with corrugated metal roofs nearby. The military said it struck two underground launchers in the camp used to fire rockets at Tel Aviv. (Photo by Khalil Hamra/AP Photo)

This photo taken on July 13, 2023 shows a woman wearing traditional Uyghur attire posing for photos in the Old Kashgar tourist area in China's northwestern Xinjiang region. Chinese travellers throng the bazaars of old Kashgar, munching mutton kebabs and soaking up heavily commodified Uyghur culture – part of a government push to remould troubled Xinjiang into a tourism paradise. (Photo by Pedro Pardo/AFP Photo)

A girl watches the members of Nepali ethnic Newar community participating in “Jyapu Day” celebrations that marks the end of the harvest season, in Kathmandu on December 26, 2023. (Photo by Prakash Mathema/AFP Photo)