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When an amateur astronomer discovered the object two weeks ago, space enthusiasts speculated that it might be a natural Earth satellite. The reason is that it travels in an erratic orbit, which suggested that the planet had snagged a wandering space rock.
The Minor Planet Center in Massachusetts, a clearinghouse for minor planet and comet discoveries, plotted its course and determined that it most likely was a section of a Saturn 5 rocket, which took Apollo astronauts to the moon between 1969 and 1972.