Uploaded April 2012 | Updated September 2026, 2 weeks ago

---

Images from NASA's Cassini spacecraft have revealed half-mile-sized (kilometer-sized) objects punching through parts of Saturn's F ring, leaving glittering trails behind them. These trails in the rings, which scientists are calling 'mini-jets,' fill in a missing link in our story of the curious behavior of the F ring.

Credit: NASA / JPL / CalTech