The possible surface of TRAPPIST-1f, one of seven newly discovered planets in the TRAPPIST-1 system that scientists using the Spitzer Space Telescope and ground based telescopes have discovered. (Photo by Reuters/NASA/JPL-Caltech)

In this photograph taken on June 28, 2015, a hiker in Hong Kong takes a picture of the city from a walking trail. The southern Chinese territory is crisscrossed by more than 180 miles of designated hiking trails. (Photo by Alex Ogle/AFP Photo)

A model poses for a portrait backstage during Dakar Fashion Week July 10, 2011. (Photo by Finbarr O'Reilly/Reuters)

A participant has his body painted before a regional bodybuilding championship in Stavropol, southern Russia, April 10, 2016. (Photo by Eduard Korniyenko/Reuters)

Two cocks are trained for a fight in a village in Nakhon Sawan province, Thailand January 10, 2017. (Photo by Chaiwat Subprasom/Reuters)

A woman plays with her three dogs at the beach after sunset in Del Mar, California, USA on November 10, 2017. (Photo by Mike Blake/Reuters)

An aurora is seen in the sky in Pajala, Sweden on February 10, 2022. (Photo by Alexander Kuznetsov/Reuters)

A boy reacts as dogs play along the riverbank of Pasig river, in Manila, Philippines, June 10, 2021. (Photo by Lisa Marie David/Reuters)