It is estimated that a single satellite launch can range in cost from a low of about $50 million to a high of about $400 million. Launching a space shuttle mission can easily cost $500 million dollars, although one mission is capable of carrying multiple satellites and send them into orbit.
The Continental Congress adopted the Great Seal on June 20, 1782, and eventually the U.S. Congress approved it on September 15, 1789. The final design on the face of the Great Seal was primarily the creation of William Barton, an expert heraldist.
Betsy Ross The first official United States flag, adopted by an Act of Congress on June 14, 1777. According to legend, a group headed by George Washington commissioned Philadelphia seamstress Betsy Ross to execute their design for presentation to Congress.