PARIS, March 9 (UPI) -- New research suggests 67P/Churyumov-Gerasimenko is roughly the same age as the solar system, which is approximately 4.568 billion years old.
According to scientists with the French National Centre for Scientific Research, or CNRS, the giveaway was the comet's ice. Because it's mostly crystalline, astronomers believe the comet originated in the protosolar nebula.