At age 5, Jason Silverman (from right) demonstrated his aerospace inclinations with his 3-year-old brother, Steven, and father, Alan. Unionville grad taking his dreams to the edge of space By Kathleen Brady Shea, Managing Editor, UnionvilleTimes.com After years in pursuit of excellence, a 2011 Unionville High graduate started reaping his rewards well over a year ago: a slew of academic and music awards...