by Brian Wang from NextBigFuture.com on (#6QC9H)
NASA plans to build larger solar sails that can generate more thrust. A new unique composite carbon fiber booms, the ACS3 system has the potential to support sails as large as 2,000 square meters, or about 21,500 square feet, or about half the area of a soccer field. The ACS3 system has been in low ... Read more