August 19

1871 – Orville Wright, co-inventor of the airplane, is born.

1921 – Star Trek creator Gene Roddenberry is born.

1938 – Actor Diana Muldaur (Doctor Kathrine Pulaski) is born.
1952 – Actor Jonathan Frakes (Cmdr. William T. Riker) is born.
1960 – The Soviet Union launces satellite Sputnik 5, carrying two dogs, 40 mice, 2 rats, and a variety of plants. They become the first organisms to return from space alive.
1964 – NASA satellite Syncom 3, the first geostationary communication satellite, is launched.