Star seed
Star seed or starseed may refer to:

Starseed, a 1973 book by Timothy Leary
Star Seed, a 2021 single by Loona
Starseed (band), South-African/British rock band
Starseed (novel), a 1991 science fiction novel by Spider Robinson and Jeanne Robinson
"Starseed" (song), a 1994 single by Our Lady Peace
Starseed launcher, a hypothetical concept of a space exploration system
Starseeds, fictional microorganisms used by Outsiders to seed new planets with life in Larry Niven's Known Space science fiction series
Star seeds, a type of crystal in sentient life in the Sailor Moon: Sailor Stars series
Star people (New Age), individuals who state they have originated from another planet or Galaxy
A giant machine hypothetized to be able to collapse black holes among other things, in the video game Solar Ash. The McGuffin of the game's story.

See also
"Space Seed", an episode of the television series Star Trek