Squandering $$$? You report that the U.S. Air Force awarded contracts to United Launch Alliance (ULA) for rockets that are twice the cost of SpaceX’s Falcon Heavy (March 26-April 8, p. 9). Why? Is this a result of botched negotiations or is it to keep our bloated rocket industry in business? Supporting the overhead of ULA at the expense of the taxpayer makes no fiscal sense.  Michael Swindell, Palm Desert, California SmallSat Risk Down the Road In “Smallsat ...