Noun
homeworld (plural homeworlds)
(science fiction) The world on which a person originated; one's home planet or moon.
Synonym: motherworld
I'll make my report as if I told a story, for I was taught as a child on my homeworld that Truth is a matter of the imagination. Ursula K. Le Guin
After the conclusion of the Dominion War, Worf was offered the position of the Federation ambassador to Qo'noS (the Klingon homeworld), as depicted in the Star Trek: Deep Space Nine series finale " What You Leave Behind ". Source: Internet
A Hulu Original from creator Justin Roiland, follows a team of four aliens after they escape their homeworld only to crash into a move-in ready home in suburban America. Source: Internet
An augmented Romulan mining ship called the Narada captained by Nero attacked the ship in which Spock traveled as Nero blames the Federation (Ambassador Spock in particular) for the destruction of his homeworld and for the death of his wife and child. Source: Internet
As Seven of Nine was taking control of the Artifact, a Romulan fleet arrived to beam all of the Romulans off of the Borg Cube for the assault on Soji's homeworld. Source: Internet
Spock serves as a special envoy to broker peace with the Klingons after a natural disaster devastates their homeworld. Source: Internet