Two carnival revellers masquerade as Leonardo da Vinci's painting “Mona Lisa” pose in St. Mark's Square in Venice, Italy, Sunday, January 31, 2016. Carnival-goers in Venice are being asked by police to momentarily lift their masks as part of new anti-terrorism measures for the annual festivities. (Photo by Domenico Stinellis/AP Photo)

Gold medalist Jesper Pedersen of Norway with silver medalist Rene de Silvestro of Italy and bronze medalist Liang Zilu of China are seen during the flower ceremony for the Para Alpine Skiing, Men's Giant Slalom Sitting on March 10, 2022. (Photo by Aly Song/Reuters)

Gorgeous galaxies and stunning stars make up this selection of pictures from the shortlisted entries for this year’s Insight Astronomy Photographer of the Year award. The winners will be announced on 15 September, and an exhibition of the winning images will be will be displayed in a free exhibition at the Royal Observatory Greenwich’s Astronomy Centre from 17 September. Here: “Seven Magic Points”. The rusty red swirls of the circular, iron sculpture Seven Magic Points in Brattebergan, Norway mirror the rippling aurora above. (Photo by Rune Engebø/Royal Observatory Greenwich’s Astronomy Photographer of the Year 2016/National Maritime Museum)

A police officer stands at a police cordon near the scene of a terror attack in London, U.K., on Sunday, June 4, 2017. A van swerved into Saturday-night crowds on London Bridge, before three men got out and went on a stabbing rampage through nearby bars. (Photo by Luke MacGregor/Bloomberg)

Garbage containers burning at the Aragón street barricade during the demonstration in Barcelona, Spain on February 18, 2021. Third night of protests and riots in response to the arrest and imprisonment of rapper Pablo Hasel accused of exalting terrorism and insulting the crown from the content of the lyrics of his songs. (Photo by Paco Freire/SOPA Images/Rex Features/Shutterstock)

Sisters dressed as the Grady twins from the movie "The Shining" pose for a photo inside their house as they take part in the second edition of "Noche del Terror" (Horror night) during Halloween celebrations in the neighborhood of Churriana, near Malaga, southern Spain, October 31, 2015. (Photo by Jon Nazca/Reuters)

An ice covered entrance door to the international gene bank Svalbard Global Seed Vault (SGSV) near Longyearbyen on Spitsbergen, Norway, October 20, 2015. Two consignments of crop seeds will be deposited next year in a “doomsday vault” built in an Arctic mountainside to safeguard global supplies. The vault, which opened on the Svalbard archipelago in 2008, is designed to protect crop seeds, such as beans, rice and wheat against the worst cataclysms of nuclear war or disease. (Photo by Anna Filipova/Reuters)

Tiril Eckhoff of Norway in action during the Women's Biathlon 4x6km Relay race at the Zhangjiakou National Biathlon Centre at the Beijing ​2022 Olympic Games, Zhangjiakou, China, 16 February 2022. (Photo by Martin Divísek/EPA/EFE)