The Soviet Union beat the US to this, with the October 4, 1957 orbiting of Sputnik 1, and later beat the US to the first human in space, Yuri Gagarin, on April 12, 1961. The race peaked with the July 20, 1969 US landing of the first humans on the Moon with Apollo 11.
The definition of a luminary is an object giving off light, or a personality that is well known or enlightening to mankind. An example of a luminary is a candle.
A small luminary kit comes with 12 luminaries, the standard size has 24 luminaries. Luminaries should be placed about every 4 feet along your sidewalk connecting your neighbors on both sides. Most homes light their front walks from sidewalk to to their door as well.