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)

Swimmers known as the Lido Ladies pose by the pool during sunrise at Charlton Lido in Hornfair Park, London on December 2, 2020, on its first day of reopening after the second national lockdown ended and England enters a strengthened tiered system of regional coronavirus restrictions. (Photo by Victoria Jones/PA Images via Getty Images)

A Netherlands fan with his face painted is seen in the stand before the match against Poland during UEFA Nations League action at PGE Narodowy in Warsaw, Poland on September 22, 2022. (Photo by Kacper Pempel/Reuters)

A baby elephant gives himself a dust bath in Kruger National Park, South Africa early November 2022. (Photo by Sylvie Failletaz/Solent News)

A killdeer (Charadrius vociferus) chick on sand dunes in Pacific Grove, California, US on June 21, 2023. The killdeer gets its name from its shrill, loud call. (Photo by Rory Merry/ZUMA Press Wire/Rex Features/Shutterstock)

American model Bella Hadid arrives for the screening of “Broker (Les Bonnes Etoiles)” during the 75th annual Cannes Film Festival, in Cannes, France, 26 May 2022. The movie is presented in the Official Competition of the festival which runs from 17 to 28 May. (Photo by Clemens Bilan/EPA/EFE)

Indians in traditional attire pose for the media as they practice the Garba, a traditional dance of Gujarat state, ahead of Navratri festival in Ahmedabad, India, Monday, October 9, 2023. The Hindu festival of Navratri, or nine nights, will begin on October 15. (Photo by Ajit Solanki/AP Photo)

While many of us would pay good money for a spa mud bath, these fortunate hippos in South Luangwa National Park, Zambia, have nature to thank as they take a plunge in a lagoon in the second decade of February 2024. (Photo by Dimitar Nedelchev/Solent News)