Mercury has the "most oblong orbit in the solar system," and it is providing insight on how the Sun's "influence on planets," according to NASA's Goddard Space Flight Center. Credit: NASA's Goddard Space Flight Center. Miles Hatfield (Telophase): Producer Anna Blaustein (NASA Interns): Producer Norberto Romanelli (NASA's Goddard Space Flight Center/University of Maryland, College Park): Scientist Gina DiBraccio (NASA's Goddard Space Flight Center): Scientist Music credits: “Swirling Blizzard” by Laurent Dury [SACEM]; “Sparkle Shimmer” by William Henries [PRS] and Michael Holborn [PRS] from Universal Production Music