This image is NGC 6543 known as the Cat's Eye Nebula as it appears to the Chandra X-Ray Observatory and Hubble Telescope. A planetary nebula is a phase of stellar evolution that the sun should experience several billion years from now, when it expands to become a red giant and then sheds most of its outer layers, leaving behind a hot core that contracts to form a dense white dwarf star. This image was released October 10, 2012. (Photo by J. Kastner/NASA/CXC/RIT)

Homeless people queue to get free hot food organized by social services during frost winter day in-Kiev on December 18, 2012. Nineteen people died of exposure in Ukraine in the last 24 hours amid temperatures of minus 20 degrees Celsius (minus 4 degrees Fahrenheit), bringing the toll this month to 37, the health ministry said Tuesday. (Photo by Sergei Supinsky/AFP Photo)

View of the “Sunset Lake” hot spring with it's unique colors caused by brown, orange and yellow algae-like bacteria called Thermophiles, that thrive in the cooling water turning the vivid aqua-blues to a murkier greenish brown, in the Yellowstone National Park, Wyoming on June 1, 2011. Yellowstone National Park, was established by the U.S. Congress and signed into law by President Grant on March 1, 1872. The park is located primarily in the U.S. state of Wyoming, though it also extends into Montana and Idaho and was the first national park in the world. It is known for its wildlife and its many geothermal features, especially the Old Faithful Geyser. (Photo by Mark Ralston/AFP Photo)

In this Monday, June 29, 2020 a man wearing a face mask to protect against coronavirus, walks past a hair product billboard on the street in Soweto, Johannesburg, South Africa. Africa now has more than a half-million confirmed coronavirus cases as the continent-wide total is now over 508,000 after South Africa recorded another day of more than 10,000 confirmed cases as a new global hot spot. (Photo by Themba Hadebe/AP Photo/File)

Women quench their thirst with the tap water on a hot summer afternoon during heatwave in Prayagraj on June 10, 2024. India's heatwave is the longest ever to hit the country, the government's top weather expert said on June 10 as he warned people will face increasingly oppressive temperatures. Parts of northern India have been gripped by a heatwave since mid-May, with temperatures soaring over 45 degrees Celsius (113 degrees Fahrenheit). (Photo by Anil Shakya/AFP Photo)

A handout photo made available by Indonesia's Center for Volcanology and Geological Hazard Mitigation shows hot lava spewing from Mount Ibu in North Maluku province, Indonesia, 04 July 2024 (issued 05 July 2024). The Center for Volcanology and Geological Disaster Mitigation (PVMBG) advises the community around Mount Ibu and visitors not to carry out activities within a radius of 2.0 kilometers and a sectoral expansion of 5 kilometers towards the crater opening in the northern part of the active crater of Mount Ibu. (Photo by PVMBG/EPA)

“Contrails (short for “condensation trails”) or vapour trails are artificial clouds that are the visible trails of condensed water vapour made by the exhaust of aircraft engines. As the hot exhaust gases cool in the surrounding air they may precipitate a cloud of microscopic water droplets or, if the air is cold enough, tiny ice crystals”. – Wikipedia

Photo: An airplane leaves a vapor trail as it flies in front of he moon on January 17, 2007 above Hanover, Germany. (Photo by Alexander Hassenstein/Getty Images)

A little girl seen waiting in a queue to participate in the Kumari Puja ritual in Kolkata, India on March 30, 2023. Kumari Puja is an Indian Hindu Tradition mainly celebrated during the Durga Puja / Basanti Puja / Navratri according to Hindu calendar. Kumari actually describes a young virgin girl from the age 1 to 16 who is getting worshipped during the transition of Ashtami / Navami tithi of Durga Puja / Navaratri according to Hindu mythology. (Photo by Avishek Das/SOPA Images/Rex Features/Shutterstock)