NASA Snapped This Image on Titan in 2005 – 20 Years Later, It Still Holds a Puzzle No Scientist Has Solved

In January 2005, a small European-built probe made planetary history when it pierced the thick orange haze of Titan, Saturn’s largest moon. Delivered by NASA’s Cassini spacecraft, the Huygens lander became the first—and to date only—mission to land o…