Handout photo of three lunar samples are shown under glass

Three lunar samples, which Sotheby’s says are the only known documented moon rocks in private hands, from the unmanned Soviet Luna-16 Mission in 1970 which returned to earth, are shown encased under glass below an adjustable lens, in this photo taken in New York City, New York, U.S., October 15, 2018. Courtesy Sotheby’s/Handout via REUTERS ATTENTION EDITORS – THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES, NO ARCHIVE.