from the they've-pointed-her-bow-to-the-southern-star dept.
Zothecula writes "NASA's upcoming Technology Demonstration Missions are intended to 'transform its space communications, deep space navigation and in-space propulsion capabilities.' Three project proposals have been selected for these missions, which should be launching in 2015 and 2016. One of those projects will involve demonstrating a mission-capable solar sail. While NASA has recently tested a solar sail measuring 100 square feet (9.29 square meters), this one will be the largest ever flown, spanning a whopping 409 square feet, or 38 square meters."
Never tell people how to do things. Tell them WHAT to do and they will
surprise you with their ingenuity.
-- Gen. George S. Patton, Jr.