Sputnik 1, the first artificial satellite humanity successfully placed in orbit around the Earth, was launched on an R-7 (ICBM) booster from the Baikonur Cosmodrome in Kazakhstan on 4 October 1957 at 10:28:04 pm, Moscow time.

Forty seven years later, on 4 October 2004, Mojave Aerospace sent SpaceShipOne above the Karman Line (100km altitude) - into space - for the second time within two weeks, capturing the Ansari X Prize.

For all you citizens of the L5 Nation, this is one of our National Holidays. Celebrate it in an appropriate manner!

https://L5Nation.com/supt/holidays.php