| How Stuff Works: How Solar Sails Work: looks at how solar sails work, takes an in-depth look at the Cosmos-1 mission, and finds out what solar-sails mean for future space travel. |
| Institute of Planetary Exploration – Solar Sail Home Page: |
| Interstellar Probe: Exploring the Interstellar Medium and the Boundaries of the Heliosphere: project of NASA’s Jet Propulsion Laboratory, which would use a solar sail spacecraft. |
