Saturn's spectacular ring system — made of ice and rock spanning 282,000 km — makes it the most visually striking planet. It is so light it would float in water. Its moon Titan has a thick nitrogen atmosphere and hydrocarbon lakes.
| Mission | Year | Notes |
|---|---|---|
| Pioneer 11 | 1979 | First spacecraft to visit Saturn |
| Voyager 1 & 2 | 1980–81 | Detailed flyby; ring & moon discoveries |
| Cassini-Huygens | 2004–2017 | 13-year orbit; Huygens landed on Titan |
| Dragonfly | 2028 planned | NASA rotorcraft to explore Titan's surface |
Images courtesy of NASA Image & Video Library. All images are public domain.
Images courtesy of NASA Image & Video Library. All images are public domain.