This photo taken on December 2, 2015 shows a lenticular cloud forming as white streaks from airplanes mark the blue sky, in a rare atmospheric phenomena above the town of Gevgelija on December 2, 2015. Lenticular clouds have been regularly confused for UFOs throughout history due to the their smooth, round or oval lens-shaped structure. (Photo by Armend Nimani/AFP Photo)

The comet Neowise, or C/2020 F3, is seen in the evening sky above the artwork titled: “Seven Magic Mountains” by artist Ugo Rondinone, Thursday, July 16, 2020, near Jean, Nev., south of Las Vegas. (Photo by John Locher/AP Photo)

A man and a woman take a selfie on Russian Navy Day in St Petersburg, Russia on July 26, 2020. (Photo by Roman Pimenov/TASS)

A woman walks a dog with styled and dyed fur on a street in Shenyang, Liaoning province, China on December 25, 2018. (Photo by Reuters/China Stringer Network)

Woman carrying luggage walks along a railway track on the outskirts of Mumbai, India on November 12, 2020. (Photo by Francis Mascarenhas/Reuters)

A ballet dancer poses in a giant plastic bubble as she entertains Christmas shoppers in Melbourne on December 13, 2020. (Photo by William West/AFP Photo)

A dancer performs before a judging panel during the World Irish Dancing Championships in Dublin, Ireland on April 11, 2017. The April 9-16 event draws some 5,000 performers from Ireland and overseas, including from both the Irish diaspora in places like the United States and Australia as well as less likely countries such as Russia and Japan. (Photo by Clodagh Kilcoyne/Reuters)

Guests arrive at the red carpet for the movie “The Truth” (La Verite) presented in competition at the 76th Venice Film Festival, in Venice, Italy, August 28, 2019. (Photo by Yara Nardi/Reuters)