UltraSail

UltraSail is a Heliogyro concept that twists the long, thin sail blades to the required angle for steering by using nanosatellites with tiny thrusters attached to the ends of the blades.

References

• CU Aerospace UltraSail page
  • AIAA paper: UltraSail – Ultra-Lightweight Solar Sail Concept
• NASA Small Business Innovative Research (SBIR) proposals:
  • 2007 NASA SBIR proposal
  • 2008 NASA SBIR