Comet C/2023 A3 (Tsuchinshan-ATLAS) appears in the western sky shortly after sunset above rock formations in the Red Rock Canyon National Conservation Area on October 13, 2024 in Las Vegas, Nevada. The comet, also known as Comet A3, is about 44 million miles from Earth and likely originated from the Oort Cloud. It last passed Earth 80,000 years ago. (Photo by Ethan Miller/Getty Images)
