ssini spacecraft snapped high-resolution images of the hexagonal jet stream at the planet's north pole (center right). Using colored filters, the Cassini team identified large particles, shown in pink, swirling In the planet's lower atmosphere. Large particles at higher altitudes appear green, and

tions: The researchers had surrounded five ATOM & COSMOS Saturn's hexagon A six-sided cloud pattern on Saturn has gotten Its day in the sun. The Cassini spacecraft snapped high-resolution images of the hexagonal jet stream at the planet's north pole (center right). Using colored filters, the Cassi

and a Ph.D. in Astrophysics from U.C. Berkeley in 1990. Dr. Bolton is a Co-Investigator on a number of NASA missions including experiments on the Cassini mission. Dr. Bolton chaired the Titan science group for the Cassini-Huygens mission and was responsible for the formulation of the scientific inve