An aircraft passes the rising sun during take off at the international airport in Frankfurt, Germany, Monday, September 2, 2019. (Photo by Michael Probst/AP Photo)
Hindu women worship the Sun god in the polluted waters of the river Yamuna during the Hindu religious festival of Chatth Puja in New Delhi, India, November 3, 2019. (Photo by Adnan Abidi/Reuters)
Boat party in Malta on July 17, 2023. Malta is the new party destination. Parties, sеx and bad behaviour mixed with cheap prices and wonderful weather have made malta the place to be. (Photo by Thea Jacobs/The Sun)
A person stands on a car while looking at Auroras, caused by a coronal mass ejection on the Sun, that illuminate the skies in the southwestern Siberian Omsk region, Russia on November 6, 2023. (Photo by Alexey Malgavko/Reuters)
A pair of cyclists take photos as the sun rises over the Atlantic Ocean, Thursday, October 3, 2024, in Bal Harbour, Fla. (Photo by Wilfredo Lee/AP Photo)
Axed Love Island stars Alima, Emily and Megan all went braless in very daring outfits last night, after appearing on Aftersun in London on July 21, 2025. (Photo by James Curley/The Sun)
A Syrian boy sells balloons as the sun sets over the Mediterranean waterfront promenade in Beirut, Lebanon, Saturday, August 23, 2025. (Photo by Bilal Hussein/AP Photo)
Glaucus atlanticus (common names sea swallow, blue glaucus, blue sea slug and blue ocean slug) is a species of small-sized blue sea slug, a pelagic aeolid nudibranch, a marine gastropod mollusk in the family Glaucidae. This is the only species in the genus Glaucus, but is closely related to Glaucilla marginata, which sometimes is included in Glaucus.