Accelerate progress in our three core enterprises — Explore Worlds, Find Life, and Defend Earth. You can support the entire fund, or designate a core enterprise of your choice.
The Cassini Signature Disk The Cassini Signature Disk contains a record of 616,400 handwritten signatures from 81 countries around the globe. Volunteers from the Planetary Society sorted, counted, and scanned all of the signatures for inclusion on the DVD. Charley Kohlhase