] For sale: what might be one of the Soviet Sputnik ] satellites that ushered in the Space Age and sparked a ] frenzied competition that soon led to the launch of the ] first man into orbit. ] ] As with so many things Russian, the sale, offered online ] by Sovietski.com and eBay Inc. for a starting auction ] price of $25,000, presents a riddle wrapped in a mystery, ] for no one is able to say how many authentic Sputniks ] actually exist. ] ] The Soviet Union launched the original Sputnik, a shiny ] metallic orb with four antennas streaking from the side, ] in 1957, setting off a panic in the United States, which ] feared it was falling behind its Cold War rival. ] ] Amid the secrecy that prevailed at the time, Moscow made ] several back-up models, and since the fall of the Soviet ] Union, some of these have landed in the hands of their ] former adversary on very capitalist terms. ] ] Cathleen Lewis, curator of the Russian and Soviet Space ] collection at the Smithsonian in Washington D.C., said ] experts believe Moscow originally made four back-up ] Sputniks. Yet far more than four Sputniks are now in ] circulation. ] ] The original 183-pound (83 kilo) Sputnik burned up when ] it re-entered the Earth's atmosphere. ] ] "There is so little documentation and accountability. We ] just don't know what it is," she said of the latest sale. Cool if its the genuine article |