Follow this link to skip to the main content

Jean Dominique Cassini



Category: Mission

Jean Dominique Cassini

Jean Dominique Cassini
December 17, 2004
 

Jean Dominique Cassini (1625-1712) discovered Saturn's moons Iapetus, Rhea, Tethys, and Dione. In 1675, Cassini discovered that Saturn's rings are separated into two parts by a gap. The gap is now called the Cassini Division in his honor.




  • Blend space exploration with reading and writing -- Reading, Writing & Rings!
  • Cassini Scientist for a Day -- Students get involved
  • Cassini Raw Images