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Help
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
Louis Friedman, Executive Director Of The Planetary Society, Presents The First Comprehensive Look At The Science And History Behind Solar Sailing And Other Designs For Space Travel. Serious Science Readers And Space Buffs Alike Will Be Fascinated By Designs For The Square Sail, Disk Sail, And The Heliogyro (Which Features Flexible Sails Many Kilometers Long). Friedman Compares Solar Sailing To Other Proposed Propulsion Sytems Such As Ion Drives And Laser Propulsion, And Takes An Insider'S Look At The Milliondollar Jpl Project Of The Late '70S, Which Was The First Attempt At A Working Model. Illustrated.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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⚠️ California Proposition 65 Warning: Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
