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A Glowing Metal Ring Crashed to Earth. No One Knows Where It Came From
The 1,100-pound mystery object landed in Kenya at the end of December. Experts are still baffled.
"Such objects are usually designed to burn up as they reenter the Earth’s atmosphere or to fall over unoccupied areas, such as the oceans," the space agency told The New York Times. "It was suggested that the ring is space debris, but the evidence is marginal," wrote Jonathan McDowell, an astrophysicist working at the Harvard-Smithsonian Center for Astrophysics. Like McDowell, Langbroek concluded that the most likely source for the object was an Ariane V launch that took place back in July 2008, in which the European rocket lofted two satellites into geosynchronous transfer orbit.
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