There are now six U.S. flags present on the moon, but the first was placed by Neil Armstrong in 1969.
The 50th star, representing Hawaii (not Alaska), created the flag flown in the U.S. today.
Celebrating the selection of the first American flag back in 1777, President Wilson signed off on establishing June 14 of each year as Flag Day.
Betsy Ross gets the credit. A small committee which included George Washington, American statesman Robert Morris, and relative George Ross (she married his nephew), selected her for the job.