Basically, the particles in the Milky Way have been present from the time of the creation of the Universe, i.e., from the Big Bang.
It is presumed to be created by an astronomical explosion in the galaxy that gathered particles, gradually creating our planets and sun. The Big Bang.
Frankfurt Galaxy was created in 1991.
Shattered Galaxy was created in 2001.
The Internet Galaxy was created in 2001.
Parallel Galaxy was created in 1985.
Galaxy Game was created in 1971.
Brantford Galaxy was created in 2006.
Pirate Galaxy was created in 2009.
Galaxy Trek was created in 1982.
Citizen of the Galaxy was created in 1957.
The Andromeda Galaxy was created in 1992.
Galaxy Records was created in 1951.