Two New Stamps Celebrate 50th Anniversary Of First U.S. Manned Spaceflight

The U.S. Postal Service on Wednesday-- the eve of the 50th anniversary of America's first manned spaceflight-- issued two new stamps that commemorate firsts in space exploration and science. wholesale electronics suppliers

One depicts Alan Shepard, who became the first American in space on May 5, 1961.

The second depicts NASA's unmanned MESSENGER, which on March 17, 2011 became the first ever spacecraft to enter Mercury's orbit.wholesale Android Tablets

NASA officials and Shepard's family members were among those who attended the unveiling ceremony at Kennedy Space Center in Florida. The stamp designs, based on NASA images, were worked on by Donato Giancola of Brooklyn, N.Y., and Phil Jordon of Falls Church, Va.